Home / 91,875,981.38-126,787,250.93-50,060,392.80

Finding the Fourth Proportional to 91,875,981.38, 126,787,250.93 and 50,060,392.80

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Solution

The fourth proportional to 91,875,981.38, 126,787,250.93 and 50,060,392.80 is: 69,082,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,875,981.38 : 126,787,250.93 = 50,060,392.80 : x
  2. Step 2: Convert to fraction form
    91,875,981.38/126,787,250.93 = 50,060,392.80/x
  3. Step 3: Cross multiply
    91,875,981.38x = 126,787,250.93 × 50,060,392.80
  4. Step 4: Simplify right side
    91,875,981.38x = 6,347,019,583,894,696
  5. Step 5: Solve for x
    x = 6,347,019,583,894,696/91,875,981.38
  6. Step 6: Final answer
    x = 69,082,468.44

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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.