Home / 10,379,795.64-15,572,534.04-4,992,952.20

Finding the Fourth Proportional to 10,379,795.64, 15,572,534.04 and 4,992,952.20

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Solution

The fourth proportional to 10,379,795.64, 15,572,534.04 and 4,992,952.20 is: 7,490,794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,379,795.64 : 15,572,534.04 = 4,992,952.20 : x
  2. Step 2: Convert to fraction form
    10,379,795.64/15,572,534.04 = 4,992,952.20/x
  3. Step 3: Cross multiply
    10,379,795.64x = 15,572,534.04 × 4,992,952.20
  4. Step 4: Simplify right side
    10,379,795.64x = 77,752,918,094,592.89
  5. Step 5: Solve for x
    x = 77,752,918,094,592.89/10,379,795.64
  6. Step 6: Final answer
    x = 7,490,794.69

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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.