Home / 91,397,656.01-126,128,765.28-52,240,273.48

Finding the Fourth Proportional to 91,397,656.01, 126,128,765.28 and 52,240,273.48

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Solution

The fourth proportional to 91,397,656.01, 126,128,765.28 and 52,240,273.48 is: 72,091,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,397,656.01 : 126,128,765.28 = 52,240,273.48 : x
  2. Step 2: Convert to fraction form
    91,397,656.01/126,128,765.28 = 52,240,273.48/x
  3. Step 3: Cross multiply
    91,397,656.01x = 126,128,765.28 × 52,240,273.48
  4. Step 4: Simplify right side
    91,397,656.01x = 6,589,001,191,606,607
  5. Step 5: Solve for x
    x = 6,589,001,191,606,607/91,397,656.01
  6. Step 6: Final answer
    x = 72,091,577.40

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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.