Home / 10,347,805.80-15,521,708.70-4,953,679.65

Finding the Fourth Proportional to 10,347,805.80, 15,521,708.70 and 4,953,679.65

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Solution

The fourth proportional to 10,347,805.80, 15,521,708.70 and 4,953,679.65 is: 7,430,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,805.80 : 15,521,708.70 = 4,953,679.65 : x
  2. Step 2: Convert to fraction form
    10,347,805.80/15,521,708.70 = 4,953,679.65/x
  3. Step 3: Cross multiply
    10,347,805.80x = 15,521,708.70 × 4,953,679.65
  4. Step 4: Simplify right side
    10,347,805.80x = 76,889,572,520,417.95
  5. Step 5: Solve for x
    x = 76,889,572,520,417.95/10,347,805.80
  6. Step 6: Final answer
    x = 7,430,519.48

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Similar ratio
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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.