Home / 91,724,399.48-126,575,876.04-49,908,636.83

Finding the Fourth Proportional to 91,724,399.48, 126,575,876.04 and 49,908,636.83

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Solution

The fourth proportional to 91,724,399.48, 126,575,876.04 and 49,908,636.83 is: 68,871,853.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,724,399.48 : 126,575,876.04 = 49,908,636.83 : x
  2. Step 2: Convert to fraction form
    91,724,399.48/126,575,876.04 = 49,908,636.83/x
  3. Step 3: Cross multiply
    91,724,399.48x = 126,575,876.04 × 49,908,636.83
  4. Step 4: Simplify right side
    91,724,399.48x = 6,317,229,428,086,580
  5. Step 5: Solve for x
    x = 6,317,229,428,086,580/91,724,399.48
  6. Step 6: Final answer
    x = 68,871,853.77

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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.