Home / 35,428,130.40-53,142,195.60-11,493,602.40

Finding the Fourth Proportional to 35,428,130.40, 53,142,195.60 and 11,493,602.40

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Solution

The fourth proportional to 35,428,130.40, 53,142,195.60 and 11,493,602.40 is: 17,240,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428,130.40 : 53,142,195.60 = 11,493,602.40 : x
  2. Step 2: Convert to fraction form
    35,428,130.40/53,142,195.60 = 11,493,602.40/x
  3. Step 3: Cross multiply
    35,428,130.40x = 53,142,195.60 × 11,493,602.40
  4. Step 4: Simplify right side
    35,428,130.40x = 610,795,266,889,429.50
  5. Step 5: Solve for x
    x = 610,795,266,889,429.50/35,428,130.40
  6. Step 6: Final answer
    x = 17,240,403.60

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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.