Home / 9,829,567.28-13,564,865.70-5,478,929.36

Finding the Fourth Proportional to 9,829,567.28, 13,564,865.70 and 5,478,929.36

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Solution

The fourth proportional to 9,829,567.28, 13,564,865.70 and 5,478,929.36 is: 7,560,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,567.28 : 13,564,865.70 = 5,478,929.36 : x
  2. Step 2: Convert to fraction form
    9,829,567.28/13,564,865.70 = 5,478,929.36/x
  3. Step 3: Cross multiply
    9,829,567.28x = 13,564,865.70 × 5,478,929.36
  4. Step 4: Simplify right side
    9,829,567.28x = 74,320,940,948,186.95
  5. Step 5: Solve for x
    x = 74,320,940,948,186.95/9,829,567.28
  6. Step 6: Final answer
    x = 7,560,957.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.