Home / 10,797,309.20-14,890,629.72-8,958,851.36

Finding the Fourth Proportional to 10,797,309.20, 14,890,629.72 and 8,958,851.36

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Solution

The fourth proportional to 10,797,309.20, 14,890,629.72 and 8,958,851.36 is: 12,355,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797,309.20 : 14,890,629.72 = 8,958,851.36 : x
  2. Step 2: Convert to fraction form
    10,797,309.20/14,890,629.72 = 8,958,851.36/x
  3. Step 3: Cross multiply
    10,797,309.20x = 14,890,629.72 × 8,958,851.36
  4. Step 4: Simplify right side
    10,797,309.20x = 133,402,938,318,278.42
  5. Step 5: Solve for x
    x = 133,402,938,318,278.42/10,797,309.20
  6. Step 6: Final answer
    x = 12,355,202.19

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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.