Home / 15,521,212.20-23,281,818.30-7,430,022.98

Finding the Fourth Proportional to 15,521,212.20, 23,281,818.30 and 7,430,022.98

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Solution

The fourth proportional to 15,521,212.20, 23,281,818.30 and 7,430,022.98 is: 11,145,034.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521,212.20 : 23,281,818.30 = 7,430,022.98 : x
  2. Step 2: Convert to fraction form
    15,521,212.20/23,281,818.30 = 7,430,022.98/x
  3. Step 3: Cross multiply
    15,521,212.20x = 23,281,818.30 × 7,430,022.98
  4. Step 4: Simplify right side
    15,521,212.20x = 172,984,444,868,775.44
  5. Step 5: Solve for x
    x = 172,984,444,868,775.44/15,521,212.20
  6. Step 6: Final answer
    x = 11,145,034.46

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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.