Home / 49,538,078.20-74,307,117.30-45,073,973.80

Finding the Fourth Proportional to 49,538,078.20, 74,307,117.30 and 45,073,973.80

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Solution

The fourth proportional to 49,538,078.20, 74,307,117.30 and 45,073,973.80 is: 67,610,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,078.20 : 74,307,117.30 = 45,073,973.80 : x
  2. Step 2: Convert to fraction form
    49,538,078.20/74,307,117.30 = 45,073,973.80/x
  3. Step 3: Cross multiply
    49,538,078.20x = 74,307,117.30 × 45,073,973.80
  4. Step 4: Simplify right side
    49,538,078.20x = 3,349,317,058,333,726.50
  5. Step 5: Solve for x
    x = 3,349,317,058,333,726.50/49,538,078.20
  6. Step 6: Final answer
    x = 67,610,960.70

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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.