Home / 42,732,289.78-64,162,470.03-36,992,726.98

Finding the Fourth Proportional to 42,732,289.78, 64,162,470.03 and 36,992,726.98

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Solution

The fourth proportional to 42,732,289.78, 64,162,470.03 and 36,992,726.98 is: 55,544,524.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,732,289.78 : 64,162,470.03 = 36,992,726.98 : x
  2. Step 2: Convert to fraction form
    42,732,289.78/64,162,470.03 = 36,992,726.98/x
  3. Step 3: Cross multiply
    42,732,289.78x = 64,162,470.03 × 36,992,726.98
  4. Step 4: Simplify right side
    42,732,289.78x = 2,373,544,736,182,222
  5. Step 5: Solve for x
    x = 2,373,544,736,182,222/42,732,289.78
  6. Step 6: Final answer
    x = 55,544,524.96

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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.