Home / 35,453,459.01-48,929,534.90-20,781,452.50

Finding the Fourth Proportional to 35,453,459.01, 48,929,534.90 and 20,781,452.50

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Solution

The fourth proportional to 35,453,459.01, 48,929,534.90 and 20,781,452.50 is: 28,680,609.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453,459.01 : 48,929,534.90 = 20,781,452.50 : x
  2. Step 2: Convert to fraction form
    35,453,459.01/48,929,534.90 = 20,781,452.50/x
  3. Step 3: Cross multiply
    35,453,459.01x = 48,929,534.90 × 20,781,452.50
  4. Step 4: Simplify right side
    35,453,459.01x = 1,016,826,805,371,442.25
  5. Step 5: Solve for x
    x = 1,016,826,805,371,442.25/35,453,459.01
  6. Step 6: Final answer
    x = 28,680,609.28

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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.