Home / 22,429,235.68-30,952,372.85-12,115,958.87

Finding the Fourth Proportional to 22,429,235.68, 30,952,372.85 and 12,115,958.87

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Solution

The fourth proportional to 22,429,235.68, 30,952,372.85 and 12,115,958.87 is: 16,720,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429,235.68 : 30,952,372.85 = 12,115,958.87 : x
  2. Step 2: Convert to fraction form
    22,429,235.68/30,952,372.85 = 12,115,958.87/x
  3. Step 3: Cross multiply
    22,429,235.68x = 30,952,372.85 × 12,115,958.87
  4. Step 4: Simplify right side
    22,429,235.68x = 375,017,676,318,924.88
  5. Step 5: Solve for x
    x = 375,017,676,318,924.88/22,429,235.68
  6. Step 6: Final answer
    x = 16,720,038.16

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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.