Home / 19,782,002.70-29,649,384.45-10,192,445.10

Finding the Fourth Proportional to 19,782,002.70, 29,649,384.45 and 10,192,445.10

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Solution

The fourth proportional to 19,782,002.70, 29,649,384.45 and 10,192,445.10 is: 15,276,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,782,002.70 : 29,649,384.45 = 10,192,445.10 : x
  2. Step 2: Convert to fraction form
    19,782,002.70/29,649,384.45 = 10,192,445.10/x
  3. Step 3: Cross multiply
    19,782,002.70x = 29,649,384.45 × 10,192,445.10
  4. Step 4: Simplify right side
    19,782,002.70x = 302,199,723,255,418.69
  5. Step 5: Solve for x
    x = 302,199,723,255,418.69/19,782,002.70
  6. Step 6: Final answer
    x = 15,276,497.93

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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.