Home / 25,183,417.60-37,775,126.40-19,703,670.40

Finding the Fourth Proportional to 25,183,417.60, 37,775,126.40 and 19,703,670.40

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Solution

The fourth proportional to 25,183,417.60, 37,775,126.40 and 19,703,670.40 is: 29,555,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,417.60 : 37,775,126.40 = 19,703,670.40 : x
  2. Step 2: Convert to fraction form
    25,183,417.60/37,775,126.40 = 19,703,670.40/x
  3. Step 3: Cross multiply
    25,183,417.60x = 37,775,126.40 × 19,703,670.40
  4. Step 4: Simplify right side
    25,183,417.60x = 744,308,639,903,938.50
  5. Step 5: Solve for x
    x = 744,308,639,903,938.50/25,183,417.60
  6. Step 6: Final answer
    x = 29,555,505.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.