Home / 10,637,566.20-15,932,729.70-8,747,998.20

Finding the Fourth Proportional to 10,637,566.20, 15,932,729.70 and 8,747,998.20

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Solution

The fourth proportional to 10,637,566.20, 15,932,729.70 and 8,747,998.20 is: 13,102,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637,566.20 : 15,932,729.70 = 8,747,998.20 : x
  2. Step 2: Convert to fraction form
    10,637,566.20/15,932,729.70 = 8,747,998.20/x
  3. Step 3: Cross multiply
    10,637,566.20x = 15,932,729.70 × 8,747,998.20
  4. Step 4: Simplify right side
    10,637,566.20x = 139,379,490,736,686.52
  5. Step 5: Solve for x
    x = 139,379,490,736,686.52/10,637,566.20
  6. Step 6: Final answer
    x = 13,102,573.29

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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.