Home / 29,120,853.76-40,187,616.01-16,068,954.96

Finding the Fourth Proportional to 29,120,853.76, 40,187,616.01 and 16,068,954.96

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Solution

The fourth proportional to 29,120,853.76, 40,187,616.01 and 16,068,954.96 is: 22,175,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120,853.76 : 40,187,616.01 = 16,068,954.96 : x
  2. Step 2: Convert to fraction form
    29,120,853.76/40,187,616.01 = 16,068,954.96/x
  3. Step 3: Cross multiply
    29,120,853.76x = 40,187,616.01 × 16,068,954.96
  4. Step 4: Simplify right side
    29,120,853.76x = 645,772,991,574,292.62
  5. Step 5: Solve for x
    x = 645,772,991,574,292.62/29,120,853.76
  6. Step 6: Final answer
    x = 22,175,620.15

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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.