Home / 7,924,140.90-10,935,354.78-4,487,051.70

Finding the Fourth Proportional to 7,924,140.90, 10,935,354.78 and 4,487,051.70

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Solution

The fourth proportional to 7,924,140.90, 10,935,354.78 and 4,487,051.70 is: 6,192,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,140.90 : 10,935,354.78 = 4,487,051.70 : x
  2. Step 2: Convert to fraction form
    7,924,140.90/10,935,354.78 = 4,487,051.70/x
  3. Step 3: Cross multiply
    7,924,140.90x = 10,935,354.78 × 4,487,051.70
  4. Step 4: Simplify right side
    7,924,140.90x = 49,067,502,255,702.12
  5. Step 5: Solve for x
    x = 49,067,502,255,702.12/7,924,140.90
  6. Step 6: Final answer
    x = 6,192,154.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.