Home / 22,970,520.60-31,697,890.14-12,656,666.52

Finding the Fourth Proportional to 22,970,520.60, 31,697,890.14 and 12,656,666.52

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Solution

The fourth proportional to 22,970,520.60, 31,697,890.14 and 12,656,666.52 is: 17,465,412.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970,520.60 : 31,697,890.14 = 12,656,666.52 : x
  2. Step 2: Convert to fraction form
    22,970,520.60/31,697,890.14 = 12,656,666.52/x
  3. Step 3: Cross multiply
    22,970,520.60x = 31,697,890.14 × 12,656,666.52
  4. Step 4: Simplify right side
    22,970,520.60x = 401,189,624,889,576.12
  5. Step 5: Solve for x
    x = 401,189,624,889,576.12/22,970,520.60
  6. Step 6: Final answer
    x = 17,465,412.82

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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.