Home / 9,829,565.28-13,564,862.94-5,478,927.36

Finding the Fourth Proportional to 9,829,565.28, 13,564,862.94 and 5,478,927.36

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Solution

The fourth proportional to 9,829,565.28, 13,564,862.94 and 5,478,927.36 is: 7,560,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,829,565.28 : 13,564,862.94 = 5,478,927.36 : x
  2. Step 2: Convert to fraction form
    9,829,565.28/13,564,862.94 = 5,478,927.36/x
  3. Step 3: Cross multiply
    9,829,565.28x = 13,564,862.94 × 5,478,927.36
  4. Step 4: Simplify right side
    9,829,565.28x = 74,320,898,696,616.05
  5. Step 5: Solve for x
    x = 74,320,898,696,616.05/9,829,565.28
  6. Step 6: Final answer
    x = 7,560,954.79

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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.