Home / 30,229,781.80-45,344,672.70-10,035,023.80

Finding the Fourth Proportional to 30,229,781.80, 45,344,672.70 and 10,035,023.80

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Solution

The fourth proportional to 30,229,781.80, 45,344,672.70 and 10,035,023.80 is: 15,052,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,229,781.80 : 45,344,672.70 = 10,035,023.80 : x
  2. Step 2: Convert to fraction form
    30,229,781.80/45,344,672.70 = 10,035,023.80/x
  3. Step 3: Cross multiply
    30,229,781.80x = 45,344,672.70 × 10,035,023.80
  4. Step 4: Simplify right side
    30,229,781.80x = 455,034,869,747,710.31
  5. Step 5: Solve for x
    x = 455,034,869,747,710.31/30,229,781.80
  6. Step 6: Final answer
    x = 15,052,535.70

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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.