Home / 52,428,065.76-78,580,316.16-23,640,497.28

Finding the Fourth Proportional to 52,428,065.76, 78,580,316.16 and 23,640,497.28

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Solution

The fourth proportional to 52,428,065.76, 78,580,316.16 and 23,640,497.28 is: 35,432,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,428,065.76 : 78,580,316.16 = 23,640,497.28 : x
  2. Step 2: Convert to fraction form
    52,428,065.76/78,580,316.16 = 23,640,497.28/x
  3. Step 3: Cross multiply
    52,428,065.76x = 78,580,316.16 × 23,640,497.28
  4. Step 4: Simplify right side
    52,428,065.76x = 1,857,677,750,442,020
  5. Step 5: Solve for x
    x = 1,857,677,750,442,020/52,428,065.76
  6. Step 6: Final answer
    x = 35,432,887.40

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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.