Home / 10,402,942.80-15,604,414.20-9,773,086.80

Finding the Fourth Proportional to 10,402,942.80, 15,604,414.20 and 9,773,086.80

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Solution

The fourth proportional to 10,402,942.80, 15,604,414.20 and 9,773,086.80 is: 14,659,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,942.80 : 15,604,414.20 = 9,773,086.80 : x
  2. Step 2: Convert to fraction form
    10,402,942.80/15,604,414.20 = 9,773,086.80/x
  3. Step 3: Cross multiply
    10,402,942.80x = 15,604,414.20 × 9,773,086.80
  4. Step 4: Simplify right side
    10,402,942.80x = 152,503,294,439,752.56
  5. Step 5: Solve for x
    x = 152,503,294,439,752.56/10,402,942.80
  6. Step 6: Final answer
    x = 14,659,630.20

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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.