Home / 10,207,796.80-15,295,948.80-8,853,606.40

Finding the Fourth Proportional to 10,207,796.80, 15,295,948.80 and 8,853,606.40

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Solution

The fourth proportional to 10,207,796.80, 15,295,948.80 and 8,853,606.40 is: 13,266,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,796.80 : 15,295,948.80 = 8,853,606.40 : x
  2. Step 2: Convert to fraction form
    10,207,796.80/15,295,948.80 = 8,853,606.40/x
  3. Step 3: Cross multiply
    10,207,796.80x = 15,295,948.80 × 8,853,606.40
  4. Step 4: Simplify right side
    10,207,796.80x = 135,424,310,189,752.33
  5. Step 5: Solve for x
    x = 135,424,310,189,752.33/10,207,796.80
  6. Step 6: Final answer
    x = 13,266,752.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.