Home / 91,724,301.19-126,575,740.60-49,908,538.61

Finding the Fourth Proportional to 91,724,301.19, 126,575,740.60 and 49,908,538.61

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Solution

The fourth proportional to 91,724,301.19, 126,575,740.60 and 49,908,538.61 is: 68,871,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724,301.19 : 126,575,740.60 = 49,908,538.61 : x
  2. Step 2: Convert to fraction form
    91,724,301.19/126,575,740.60 = 49,908,538.61/x
  3. Step 3: Cross multiply
    91,724,301.19x = 126,575,740.60 × 49,908,538.61
  4. Step 4: Simplify right side
    91,724,301.19x = 6,317,210,236,541,453
  5. Step 5: Solve for x
    x = 6,317,210,236,541,453/91,724,301.19
  6. Step 6: Final answer
    x = 68,871,718.34

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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.