Home / 21,852,292.20-32,778,438.30-10,486,890.60

Finding the Fourth Proportional to 21,852,292.20, 32,778,438.30 and 10,486,890.60

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Solution

The fourth proportional to 21,852,292.20, 32,778,438.30 and 10,486,890.60 is: 15,730,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,292.20 : 32,778,438.30 = 10,486,890.60 : x
  2. Step 2: Convert to fraction form
    21,852,292.20/32,778,438.30 = 10,486,890.60/x
  3. Step 3: Cross multiply
    21,852,292.20x = 32,778,438.30 × 10,486,890.60
  4. Step 4: Simplify right side
    21,852,292.20x = 343,743,896,490,950
  5. Step 5: Solve for x
    x = 343,743,896,490,950/21,852,292.20
  6. Step 6: Final answer
    x = 15,730,335.90

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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.