Home / 39,718,700.10-59,578,052.55-12,792,356.10

Finding the Fourth Proportional to 39,718,700.10, 59,578,052.55 and 12,792,356.10

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Solution

The fourth proportional to 39,718,700.10, 59,578,052.55 and 12,792,356.10 is: 19,188,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718,700.10 : 59,578,052.55 = 12,792,356.10 : x
  2. Step 2: Convert to fraction form
    39,718,700.10/59,578,052.55 = 12,792,356.10/x
  3. Step 3: Cross multiply
    39,718,700.10x = 59,578,052.55 × 12,792,356.10
  4. Step 4: Simplify right side
    39,718,700.10x = 762,143,663,964,113
  5. Step 5: Solve for x
    x = 762,143,663,964,113/39,718,700.10
  6. Step 6: Final answer
    x = 19,188,534.92

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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.