Home / 66,734,016.90-100,101,025.35-21,300,404.10

Finding the Fourth Proportional to 66,734,016.90, 100,101,025.35 and 21,300,404.10

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Solution

The fourth proportional to 66,734,016.90, 100,101,025.35 and 21,300,404.10 is: 31,950,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,734,016.90 : 100,101,025.35 = 21,300,404.10 : x
  2. Step 2: Convert to fraction form
    66,734,016.90/100,101,025.35 = 21,300,404.10/x
  3. Step 3: Cross multiply
    66,734,016.90x = 100,101,025.35 × 21,300,404.10
  4. Step 4: Simplify right side
    66,734,016.90x = 2,132,192,290,779,344
  5. Step 5: Solve for x
    x = 2,132,192,290,779,344/66,734,016.90
  6. Step 6: Final answer
    x = 31,950,606.15

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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.