Home / 52,006,085.20-78,009,127.80-26,496,917.20

Finding the Fourth Proportional to 52,006,085.20, 78,009,127.80 and 26,496,917.20

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Solution

The fourth proportional to 52,006,085.20, 78,009,127.80 and 26,496,917.20 is: 39,745,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,006,085.20 : 78,009,127.80 = 26,496,917.20 : x
  2. Step 2: Convert to fraction form
    52,006,085.20/78,009,127.80 = 26,496,917.20/x
  3. Step 3: Cross multiply
    52,006,085.20x = 78,009,127.80 × 26,496,917.20
  4. Step 4: Simplify right side
    52,006,085.20x = 2,067,001,400,160,818
  5. Step 5: Solve for x
    x = 2,067,001,400,160,818/52,006,085.20
  6. Step 6: Final answer
    x = 39,745,375.80

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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.