Home / 66,432,677.40-99,649,016.10-60,693,114.60

Finding the Fourth Proportional to 66,432,677.40, 99,649,016.10 and 60,693,114.60

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Solution

The fourth proportional to 66,432,677.40, 99,649,016.10 and 60,693,114.60 is: 91,039,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,677.40 : 99,649,016.10 = 60,693,114.60 : x
  2. Step 2: Convert to fraction form
    66,432,677.40/99,649,016.10 = 60,693,114.60/x
  3. Step 3: Cross multiply
    66,432,677.40x = 99,649,016.10 × 60,693,114.60
  4. Step 4: Simplify right side
    66,432,677.40x = 6,048,009,153,934,545
  5. Step 5: Solve for x
    x = 6,048,009,153,934,545/66,432,677.40
  6. Step 6: Final answer
    x = 91,039,671.90

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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.