Home / 40,220,374.80-60,330,562.20-9,928,237.80

Finding the Fourth Proportional to 40,220,374.80, 60,330,562.20 and 9,928,237.80

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Solution

The fourth proportional to 40,220,374.80, 60,330,562.20 and 9,928,237.80 is: 14,892,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,220,374.80 : 60,330,562.20 = 9,928,237.80 : x
  2. Step 2: Convert to fraction form
    40,220,374.80/60,330,562.20 = 9,928,237.80/x
  3. Step 3: Cross multiply
    40,220,374.80x = 60,330,562.20 × 9,928,237.80
  4. Step 4: Simplify right side
    40,220,374.80x = 598,976,168,129,291.25
  5. Step 5: Solve for x
    x = 598,976,168,129,291.25/40,220,374.80
  6. Step 6: Final answer
    x = 14,892,356.70

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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.