Home / 56,727,236.69-78,281,519.98-31,608,048.10

Finding the Fourth Proportional to 56,727,236.69, 78,281,519.98 and 31,608,048.10

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Solution

The fourth proportional to 56,727,236.69, 78,281,519.98 and 31,608,048.10 is: 43,617,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,727,236.69 : 78,281,519.98 = 31,608,048.10 : x
  2. Step 2: Convert to fraction form
    56,727,236.69/78,281,519.98 = 31,608,048.10/x
  3. Step 3: Cross multiply
    56,727,236.69x = 78,281,519.98 × 31,608,048.10
  4. Step 4: Simplify right side
    56,727,236.69x = 2,474,326,048,868,951.50
  5. Step 5: Solve for x
    x = 2,474,326,048,868,951.50/56,727,236.69
  6. Step 6: Final answer
    x = 43,617,954.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.