Home / 10,347,612.80-15,521,419.20-4,953,486.65

Finding the Fourth Proportional to 10,347,612.80, 15,521,419.20 and 4,953,486.65

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Solution

The fourth proportional to 10,347,612.80, 15,521,419.20 and 4,953,486.65 is: 7,430,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,612.80 : 15,521,419.20 = 4,953,486.65 : x
  2. Step 2: Convert to fraction form
    10,347,612.80/15,521,419.20 = 4,953,486.65/x
  3. Step 3: Cross multiply
    10,347,612.80x = 15,521,419.20 × 4,953,486.65
  4. Step 4: Simplify right side
    10,347,612.80x = 76,885,142,796,253.69
  5. Step 5: Solve for x
    x = 76,885,142,796,253.69/10,347,612.80
  6. Step 6: Final answer
    x = 7,430,229.98

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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.