Home / 15,331,278.70-22,996,918.05-7,773,006.70

Finding the Fourth Proportional to 15,331,278.70, 22,996,918.05 and 7,773,006.70

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Solution

The fourth proportional to 15,331,278.70, 22,996,918.05 and 7,773,006.70 is: 11,659,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331,278.70 : 22,996,918.05 = 7,773,006.70 : x
  2. Step 2: Convert to fraction form
    15,331,278.70/22,996,918.05 = 7,773,006.70/x
  3. Step 3: Cross multiply
    15,331,278.70x = 22,996,918.05 × 7,773,006.70
  4. Step 4: Simplify right side
    15,331,278.70x = 178,755,198,082,000.94
  5. Step 5: Solve for x
    x = 178,755,198,082,000.94/15,331,278.70
  6. Step 6: Final answer
    x = 11,659,510.05

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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.