Home / 7,972,483.20-11,956,780.80-2,292,115.20

Finding the Fourth Proportional to 7,972,483.20, 11,956,780.80 and 2,292,115.20

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Solution

The fourth proportional to 7,972,483.20, 11,956,780.80 and 2,292,115.20 is: 3,437,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,483.20 : 11,956,780.80 = 2,292,115.20 : x
  2. Step 2: Convert to fraction form
    7,972,483.20/11,956,780.80 = 2,292,115.20/x
  3. Step 3: Cross multiply
    7,972,483.20x = 11,956,780.80 × 2,292,115.20
  4. Step 4: Simplify right side
    7,972,483.20x = 27,406,319,014,748.16
  5. Step 5: Solve for x
    x = 27,406,319,014,748.16/7,972,483.20
  6. Step 6: Final answer
    x = 3,437,613.89

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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.