Home / 29,120,856.76-40,187,620.16-16,068,957.96

Finding the Fourth Proportional to 29,120,856.76, 40,187,620.16 and 16,068,957.96

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Solution

The fourth proportional to 29,120,856.76, 40,187,620.16 and 16,068,957.96 is: 22,175,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,120,856.76 : 40,187,620.16 = 16,068,957.96 : x
  2. Step 2: Convert to fraction form
    29,120,856.76/40,187,620.16 = 16,068,957.96/x
  3. Step 3: Cross multiply
    29,120,856.76x = 40,187,620.16 × 16,068,957.96
  4. Step 4: Simplify right side
    29,120,856.76x = 645,773,178,863,488.50
  5. Step 5: Solve for x
    x = 645,773,178,863,488.50/29,120,856.76
  6. Step 6: Final answer
    x = 22,175,624.30

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1.5x scale

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.