Home / 12,003,521.04-18,006,082.65-4,221,501.66

Finding the Fourth Proportional to 12,003,521.04, 18,006,082.65 and 4,221,501.66

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Solution

The fourth proportional to 12,003,521.04, 18,006,082.65 and 4,221,501.66 is: 6,332,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,003,521.04 : 18,006,082.65 = 4,221,501.66 : x
  2. Step 2: Convert to fraction form
    12,003,521.04/18,006,082.65 = 4,221,501.66/x
  3. Step 3: Cross multiply
    12,003,521.04x = 18,006,082.65 × 4,221,501.66
  4. Step 4: Simplify right side
    12,003,521.04x = 76,012,707,797,072.20
  5. Step 5: Solve for x
    x = 76,012,707,797,072.20/12,003,521.04
  6. Step 6: Final answer
    x = 6,332,534.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.