Home / 56,438,261.90-84,657,392.85-18,103,651.10

Finding the Fourth Proportional to 56,438,261.90, 84,657,392.85 and 18,103,651.10

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Solution

The fourth proportional to 56,438,261.90, 84,657,392.85 and 18,103,651.10 is: 27,155,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,438,261.90 : 84,657,392.85 = 18,103,651.10 : x
  2. Step 2: Convert to fraction form
    56,438,261.90/84,657,392.85 = 18,103,651.10/x
  3. Step 3: Cross multiply
    56,438,261.90x = 84,657,392.85 × 18,103,651.10
  4. Step 4: Simplify right side
    56,438,261.90x = 1,532,607,903,192,034.75
  5. Step 5: Solve for x
    x = 1,532,607,903,192,034.75/56,438,261.90
  6. Step 6: Final answer
    x = 27,155,476.65

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Double scale
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Similar ratio
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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.