Home / 10,011,776.60-13,816,523.76-5,661,513.74

Finding the Fourth Proportional to 10,011,776.60, 13,816,523.76 and 5,661,513.74

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Solution

The fourth proportional to 10,011,776.60, 13,816,523.76 and 5,661,513.74 is: 7,813,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011,776.60 : 13,816,523.76 = 5,661,513.74 : x
  2. Step 2: Convert to fraction form
    10,011,776.60/13,816,523.76 = 5,661,513.74/x
  3. Step 3: Cross multiply
    10,011,776.60x = 13,816,523.76 × 5,661,513.74
  4. Step 4: Simplify right side
    10,011,776.60x = 78,222,439,106,276.47
  5. Step 5: Solve for x
    x = 78,222,439,106,276.47/10,011,776.60
  6. Step 6: Final answer
    x = 7,813,042.80

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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.