Home / 76,622,658.40-114,933,685.20-22,769,970.40

Finding the Fourth Proportional to 76,622,658.40, 114,933,685.20 and 22,769,970.40

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Solution

The fourth proportional to 76,622,658.40, 114,933,685.20 and 22,769,970.40 is: 34,154,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,622,658.40 : 114,933,685.20 = 22,769,970.40 : x
  2. Step 2: Convert to fraction form
    76,622,658.40/114,933,685.20 = 22,769,970.40/x
  3. Step 3: Cross multiply
    76,622,658.40x = 114,933,685.20 × 22,769,970.40
  4. Step 4: Simplify right side
    76,622,658.40x = 2,617,036,609,966,918
  5. Step 5: Solve for x
    x = 2,617,036,609,966,918/76,622,658.40
  6. Step 6: Final answer
    x = 34,154,865.74

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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.