Home / 40,257,628.80-60,386,443.20-9,965,491.80

Finding the Fourth Proportional to 40,257,628.80, 60,386,443.20 and 9,965,491.80

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Solution

The fourth proportional to 40,257,628.80, 60,386,443.20 and 9,965,491.80 is: 14,948,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257,628.80 : 60,386,443.20 = 9,965,491.80 : x
  2. Step 2: Convert to fraction form
    40,257,628.80/60,386,443.20 = 9,965,491.80/x
  3. Step 3: Cross multiply
    40,257,628.80x = 60,386,443.20 × 9,965,491.80
  4. Step 4: Simplify right side
    40,257,628.80x = 601,780,604,540,765.88
  5. Step 5: Solve for x
    x = 601,780,604,540,765.88/40,257,628.80
  6. Step 6: Final answer
    x = 14,948,237.70

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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.