Home / 37,153,380.30-55,730,070.45-20,147,268.30

Finding the Fourth Proportional to 37,153,380.30, 55,730,070.45 and 20,147,268.30

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Solution

The fourth proportional to 37,153,380.30, 55,730,070.45 and 20,147,268.30 is: 30,220,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153,380.30 : 55,730,070.45 = 20,147,268.30 : x
  2. Step 2: Convert to fraction form
    37,153,380.30/55,730,070.45 = 20,147,268.30/x
  3. Step 3: Cross multiply
    37,153,380.30x = 55,730,070.45 × 20,147,268.30
  4. Step 4: Simplify right side
    37,153,380.30x = 1,122,808,681,734,051.88
  5. Step 5: Solve for x
    x = 1,122,808,681,734,051.88/37,153,380.30
  6. Step 6: Final answer
    x = 30,220,902.45

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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.