Home / 39,718,695.60-59,578,045.80-12,792,351.60

Finding the Fourth Proportional to 39,718,695.60, 59,578,045.80 and 12,792,351.60

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Solution

The fourth proportional to 39,718,695.60, 59,578,045.80 and 12,792,351.60 is: 19,188,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718,695.60 : 59,578,045.80 = 12,792,351.60 : x
  2. Step 2: Convert to fraction form
    39,718,695.60/59,578,045.80 = 12,792,351.60/x
  3. Step 3: Cross multiply
    39,718,695.60x = 59,578,045.80 × 12,792,351.60
  4. Step 4: Simplify right side
    39,718,695.60x = 762,143,309,514,503.25
  5. Step 5: Solve for x
    x = 762,143,309,514,503.25/39,718,695.60
  6. Step 6: Final answer
    x = 19,188,528.17

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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.