Home / 9,908,329.86-13,672,401.93-5,556,520.62

Finding the Fourth Proportional to 9,908,329.86, 13,672,401.93 and 5,556,520.62

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Solution

The fourth proportional to 9,908,329.86, 13,672,401.93 and 5,556,520.62 is: 7,667,385.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,329.86 : 13,672,401.93 = 5,556,520.62 : x
  2. Step 2: Convert to fraction form
    9,908,329.86/13,672,401.93 = 5,556,520.62/x
  3. Step 3: Cross multiply
    9,908,329.86x = 13,672,401.93 × 5,556,520.62
  4. Step 4: Simplify right side
    9,908,329.86x = 75,970,983,248,972.80
  5. Step 5: Solve for x
    x = 75,970,983,248,972.80/9,908,329.86
  6. Step 6: Final answer
    x = 7,667,385.35

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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.