Home / 10,534,868.10-15,775,730.10-8,409,104.10

Finding the Fourth Proportional to 10,534,868.10, 15,775,730.10 and 8,409,104.10

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Solution

The fourth proportional to 10,534,868.10, 15,775,730.10 and 8,409,104.10 is: 12,592,445.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,534,868.10 : 15,775,730.10 = 8,409,104.10 : x
  2. Step 2: Convert to fraction form
    10,534,868.10/15,775,730.10 = 8,409,104.10/x
  3. Step 3: Cross multiply
    10,534,868.10x = 15,775,730.10 × 8,409,104.10
  4. Step 4: Simplify right side
    10,534,868.10x = 132,659,756,664,403.41
  5. Step 5: Solve for x
    x = 132,659,756,664,403.41/10,534,868.10
  6. Step 6: Final answer
    x = 12,592,445.90

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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.