Home / 25,318,011.40-37,978,053.90-7,367,115.40

Finding the Fourth Proportional to 25,318,011.40, 37,978,053.90 and 7,367,115.40

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Solution

The fourth proportional to 25,318,011.40, 37,978,053.90 and 7,367,115.40 is: 11,050,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318,011.40 : 37,978,053.90 = 7,367,115.40 : x
  2. Step 2: Convert to fraction form
    25,318,011.40/37,978,053.90 = 7,367,115.40/x
  3. Step 3: Cross multiply
    25,318,011.40x = 37,978,053.90 × 7,367,115.40
  4. Step 4: Simplify right side
    25,318,011.40x = 279,788,705,748,720.06
  5. Step 5: Solve for x
    x = 279,788,705,748,720.06/25,318,011.40
  6. Step 6: Final answer
    x = 11,050,974.79

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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.