Home / 42,921,935.64-64,382,920.86-10,574,468.04

Finding the Fourth Proportional to 42,921,935.64, 64,382,920.86 and 10,574,468.04

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Solution

The fourth proportional to 42,921,935.64, 64,382,920.86 and 10,574,468.04 is: 15,861,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,921,935.64 : 64,382,920.86 = 10,574,468.04 : x
  2. Step 2: Convert to fraction form
    42,921,935.64/64,382,920.86 = 10,574,468.04/x
  3. Step 3: Cross multiply
    42,921,935.64x = 64,382,920.86 × 10,574,468.04
  4. Step 4: Simplify right side
    42,921,935.64x = 680,815,138,955,919.25
  5. Step 5: Solve for x
    x = 680,815,138,955,919.25/42,921,935.64
  6. Step 6: Final answer
    x = 15,861,706.35

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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.