Home / 56,219,254.80-84,328,882.20-15,829,738.80

Finding the Fourth Proportional to 56,219,254.80, 84,328,882.20 and 15,829,738.80

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Solution

The fourth proportional to 56,219,254.80, 84,328,882.20 and 15,829,738.80 is: 23,744,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,219,254.80 : 84,328,882.20 = 15,829,738.80 : x
  2. Step 2: Convert to fraction form
    56,219,254.80/84,328,882.20 = 15,829,738.80/x
  3. Step 3: Cross multiply
    56,219,254.80x = 84,328,882.20 × 15,829,738.80
  4. Step 4: Simplify right side
    56,219,254.80x = 1,334,904,178,521,969.50
  5. Step 5: Solve for x
    x = 1,334,904,178,521,969.50/56,219,254.80
  6. Step 6: Final answer
    x = 23,744,608.20

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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.