Home / 21,355,892.22-29,473,720.65-12,063,854.10

Finding the Fourth Proportional to 21,355,892.22, 29,473,720.65 and 12,063,854.10

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Solution

The fourth proportional to 21,355,892.22, 29,473,720.65 and 12,063,854.10 is: 16,649,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,892.22 : 29,473,720.65 = 12,063,854.10 : x
  2. Step 2: Convert to fraction form
    21,355,892.22/29,473,720.65 = 12,063,854.10/x
  3. Step 3: Cross multiply
    21,355,892.22x = 29,473,720.65 × 12,063,854.10
  4. Step 4: Simplify right side
    21,355,892.22x = 355,566,665,705,757.12
  5. Step 5: Solve for x
    x = 355,566,665,705,757.12/21,355,892.22
  6. Step 6: Final answer
    x = 16,649,581.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.