Home / 21,852,022.60-32,778,033.90-13,348,966.60

Finding the Fourth Proportional to 21,852,022.60, 32,778,033.90 and 13,348,966.60

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Solution

The fourth proportional to 21,852,022.60, 32,778,033.90 and 13,348,966.60 is: 20,023,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852,022.60 : 32,778,033.90 = 13,348,966.60 : x
  2. Step 2: Convert to fraction form
    21,852,022.60/32,778,033.90 = 13,348,966.60/x
  3. Step 3: Cross multiply
    21,852,022.60x = 32,778,033.90 × 13,348,966.60
  4. Step 4: Simplify right side
    21,852,022.60x = 437,552,879,744,767.69
  5. Step 5: Solve for x
    x = 437,552,879,744,767.69/21,852,022.60
  6. Step 6: Final answer
    x = 20,023,449.90

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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.