Home / 91,724,397.98-126,575,873.98-49,908,635.33

Finding the Fourth Proportional to 91,724,397.98, 126,575,873.98 and 49,908,635.33

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Solution

The fourth proportional to 91,724,397.98, 126,575,873.98 and 49,908,635.33 is: 68,871,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724,397.98 : 126,575,873.98 = 49,908,635.33 : x
  2. Step 2: Convert to fraction form
    91,724,397.98/126,575,873.98 = 49,908,635.33/x
  3. Step 3: Cross multiply
    91,724,397.98x = 126,575,873.98 × 49,908,635.33
  4. Step 4: Simplify right side
    91,724,397.98x = 6,317,229,135,286,205
  5. Step 5: Solve for x
    x = 6,317,229,135,286,205/91,724,397.98
  6. Step 6: Final answer
    x = 68,871,851.71

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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.