Home / 10,385,586.57-15,564,454.55-8,082,860.10

Finding the Fourth Proportional to 10,385,586.57, 15,564,454.55 and 8,082,860.10

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Solution

The fourth proportional to 10,385,586.57, 15,564,454.55 and 8,082,860.10 is: 12,113,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,586.57 : 15,564,454.55 = 8,082,860.10 : x
  2. Step 2: Convert to fraction form
    10,385,586.57/15,564,454.55 = 8,082,860.10/x
  3. Step 3: Cross multiply
    10,385,586.57x = 15,564,454.55 × 8,082,860.10
  4. Step 4: Simplify right side
    10,385,586.57x = 125,805,308,636,326.89
  5. Step 5: Solve for x
    x = 125,805,308,636,326.89/10,385,586.57
  6. Step 6: Final answer
    x = 12,113,452.41

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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.