Home / 9,147,789.18-13,703,387.64-5,502,506.76

Finding the Fourth Proportional to 9,147,789.18, 13,703,387.64 and 5,502,506.76

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Solution

The fourth proportional to 9,147,789.18, 13,703,387.64 and 5,502,506.76 is: 8,242,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,789.18 : 13,703,387.64 = 5,502,506.76 : x
  2. Step 2: Convert to fraction form
    9,147,789.18/13,703,387.64 = 5,502,506.76/x
  3. Step 3: Cross multiply
    9,147,789.18x = 13,703,387.64 × 5,502,506.76
  4. Step 4: Simplify right side
    9,147,789.18x = 75,402,983,124,000.45
  5. Step 5: Solve for x
    x = 75,402,983,124,000.45/9,147,789.18
  6. Step 6: Final answer
    x = 8,242,754.79

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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.