Home / 40,051,540.70-55,272,212.98-22,650,488.10

Finding the Fourth Proportional to 40,051,540.70, 55,272,212.98 and 22,650,488.10

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Solution

The fourth proportional to 40,051,540.70, 55,272,212.98 and 22,650,488.10 is: 31,258,288.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051,540.70 : 55,272,212.98 = 22,650,488.10 : x
  2. Step 2: Convert to fraction form
    40,051,540.70/55,272,212.98 = 22,650,488.10/x
  3. Step 3: Cross multiply
    40,051,540.70x = 55,272,212.98 × 22,650,488.10
  4. Step 4: Simplify right side
    40,051,540.70x = 1,251,942,602,364,155.50
  5. Step 5: Solve for x
    x = 1,251,942,602,364,155.50/40,051,540.70
  6. Step 6: Final answer
    x = 31,258,288.21

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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.