Home / 10,781,549.76-14,878,425.66-5,886,756.60

Finding the Fourth Proportional to 10,781,549.76, 14,878,425.66 and 5,886,756.60

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Solution

The fourth proportional to 10,781,549.76, 14,878,425.66 and 5,886,756.60 is: 8,123,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,549.76 : 14,878,425.66 = 5,886,756.60 : x
  2. Step 2: Convert to fraction form
    10,781,549.76/14,878,425.66 = 5,886,756.60/x
  3. Step 3: Cross multiply
    10,781,549.76x = 14,878,425.66 × 5,886,756.60
  4. Step 4: Simplify right side
    10,781,549.76x = 87,585,670,451,614.34
  5. Step 5: Solve for x
    x = 87,585,670,451,614.34/10,781,549.76
  6. Step 6: Final answer
    x = 8,123,662.40

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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.