Home / 25,140,387.31-37,690,239.80-7,859,697.46

Finding the Fourth Proportional to 25,140,387.31, 37,690,239.80 and 7,859,697.46

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Solution

The fourth proportional to 25,140,387.31, 37,690,239.80 and 7,859,697.46 is: 11,783,186.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140,387.31 : 37,690,239.80 = 7,859,697.46 : x
  2. Step 2: Convert to fraction form
    25,140,387.31/37,690,239.80 = 7,859,697.46/x
  3. Step 3: Cross multiply
    25,140,387.31x = 37,690,239.80 × 7,859,697.46
  4. Step 4: Simplify right side
    25,140,387.31x = 296,233,881,948,274.56
  5. Step 5: Solve for x
    x = 296,233,881,948,274.56/25,140,387.31
  6. Step 6: Final answer
    x = 11,783,186.88

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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.