Home / 91,980,574.47-126,933,318.72-50,164,740.81

Finding the Fourth Proportional to 91,980,574.47, 126,933,318.72 and 50,164,740.81

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Solution

The fourth proportional to 91,980,574.47, 126,933,318.72 and 50,164,740.81 is: 69,227,411.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,980,574.47 : 126,933,318.72 = 50,164,740.81 : x
  2. Step 2: Convert to fraction form
    91,980,574.47/126,933,318.72 = 50,164,740.81/x
  3. Step 3: Cross multiply
    91,980,574.47x = 126,933,318.72 × 50,164,740.81
  4. Step 4: Simplify right side
    91,980,574.47x = 6,367,577,033,741,921
  5. Step 5: Solve for x
    x = 6,367,577,033,741,921/91,980,574.47
  6. Step 6: Final answer
    x = 69,227,411.01

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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.