Home / 15,996,755.22-23,997,621.15-5,211,545.28

Finding the Fourth Proportional to 15,996,755.22, 23,997,621.15 and 5,211,545.28

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Solution

The fourth proportional to 15,996,755.22, 23,997,621.15 and 5,211,545.28 is: 7,818,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,755.22 : 23,997,621.15 = 5,211,545.28 : x
  2. Step 2: Convert to fraction form
    15,996,755.22/23,997,621.15 = 5,211,545.28/x
  3. Step 3: Cross multiply
    15,996,755.22x = 23,997,621.15 × 5,211,545.28
  4. Step 4: Simplify right side
    15,996,755.22x = 125,064,689,235,510.67
  5. Step 5: Solve for x
    x = 125,064,689,235,510.67/15,996,755.22
  6. Step 6: Final answer
    x = 7,818,128.58

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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.