Home / 56,857,122.87-85,288,600.31-15,916,482.87

Finding the Fourth Proportional to 56,857,122.87, 85,288,600.31 and 15,916,482.87

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Solution

The fourth proportional to 56,857,122.87, 85,288,600.31 and 15,916,482.87 is: 23,875,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,857,122.87 : 85,288,600.31 = 15,916,482.87 : x
  2. Step 2: Convert to fraction form
    56,857,122.87/85,288,600.31 = 15,916,482.87/x
  3. Step 3: Cross multiply
    56,857,122.87x = 85,288,600.31 × 15,916,482.87
  4. Step 4: Simplify right side
    56,857,122.87x = 1,357,494,545,760,809.25
  5. Step 5: Solve for x
    x = 1,357,494,545,760,809.25/56,857,122.87
  6. Step 6: Final answer
    x = 23,875,540.60

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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.