Home / 8,742,309.30-13,108,215.15-4,490,781.30

Finding the Fourth Proportional to 8,742,309.30, 13,108,215.15 and 4,490,781.30

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Solution

The fourth proportional to 8,742,309.30, 13,108,215.15 and 4,490,781.30 is: 6,733,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,309.30 : 13,108,215.15 = 4,490,781.30 : x
  2. Step 2: Convert to fraction form
    8,742,309.30/13,108,215.15 = 4,490,781.30/x
  3. Step 3: Cross multiply
    8,742,309.30x = 13,108,215.15 × 4,490,781.30
  4. Step 4: Simplify right side
    8,742,309.30x = 58,866,127,471,996.70
  5. Step 5: Solve for x
    x = 58,866,127,471,996.70/8,742,309.30
  6. Step 6: Final answer
    x = 6,733,475.73

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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.