Home / 14,313,407.28-19,752,549.12-7,787,035.32

Finding the Fourth Proportional to 14,313,407.28, 19,752,549.12 and 7,787,035.32

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Solution

The fourth proportional to 14,313,407.28, 19,752,549.12 and 7,787,035.32 is: 10,746,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313,407.28 : 19,752,549.12 = 7,787,035.32 : x
  2. Step 2: Convert to fraction form
    14,313,407.28/19,752,549.12 = 7,787,035.32/x
  3. Step 3: Cross multiply
    14,313,407.28x = 19,752,549.12 × 7,787,035.32
  4. Step 4: Simplify right side
    14,313,407.28x = 153,813,797,657,474.94
  5. Step 5: Solve for x
    x = 153,813,797,657,474.94/14,313,407.28
  6. Step 6: Final answer
    x = 10,746,134.35

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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.