Home / 22,021,162.80-32,938,432.20-19,763,012.40

Finding the Fourth Proportional to 22,021,162.80, 32,938,432.20 and 19,763,012.40

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Solution

The fourth proportional to 22,021,162.80, 32,938,432.20 and 19,763,012.40 is: 29,560,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021,162.80 : 32,938,432.20 = 19,763,012.40 : x
  2. Step 2: Convert to fraction form
    22,021,162.80/32,938,432.20 = 19,763,012.40/x
  3. Step 3: Cross multiply
    22,021,162.80x = 32,938,432.20 × 19,763,012.40
  4. Step 4: Simplify right side
    22,021,162.80x = 650,962,644,005,159.25
  5. Step 5: Solve for x
    x = 650,962,644,005,159.25/22,021,162.80
  6. Step 6: Final answer
    x = 29,560,775.24

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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.