Home / 22,700,937.08-31,327,959.53-12,388,325.69

Finding the Fourth Proportional to 22,700,937.08, 31,327,959.53 and 12,388,325.69

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Solution

The fourth proportional to 22,700,937.08, 31,327,959.53 and 12,388,325.69 is: 17,096,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700,937.08 : 31,327,959.53 = 12,388,325.69 : x
  2. Step 2: Convert to fraction form
    22,700,937.08/31,327,959.53 = 12,388,325.69/x
  3. Step 3: Cross multiply
    22,700,937.08x = 31,327,959.53 × 12,388,325.69
  4. Step 4: Simplify right side
    22,700,937.08x = 388,100,965,860,779.31
  5. Step 5: Solve for x
    x = 388,100,965,860,779.31/22,700,937.08
  6. Step 6: Final answer
    x = 17,096,253.10

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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.