Home / 21,331,508.13-29,437,462.17-12,041,033.76

Finding the Fourth Proportional to 21,331,508.13, 29,437,462.17 and 12,041,033.76

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Solution

The fourth proportional to 21,331,508.13, 29,437,462.17 and 12,041,033.76 is: 16,616,615.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,331,508.13 : 29,437,462.17 = 12,041,033.76 : x
  2. Step 2: Convert to fraction form
    21,331,508.13/29,437,462.17 = 12,041,033.76/x
  3. Step 3: Cross multiply
    21,331,508.13x = 29,437,462.17 × 12,041,033.76
  4. Step 4: Simplify right side
    21,331,508.13x = 354,457,475,797,692.88
  5. Step 5: Solve for x
    x = 354,457,475,797,692.88/21,331,508.13
  6. Step 6: Final answer
    x = 16,616,615.84

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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.