Home / 10,900,937.40-16,351,406.10-8,775,173.40

Finding the Fourth Proportional to 10,900,937.40, 16,351,406.10 and 8,775,173.40

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Solution

The fourth proportional to 10,900,937.40, 16,351,406.10 and 8,775,173.40 is: 13,162,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900,937.40 : 16,351,406.10 = 8,775,173.40 : x
  2. Step 2: Convert to fraction form
    10,900,937.40/16,351,406.10 = 8,775,173.40/x
  3. Step 3: Cross multiply
    10,900,937.40x = 16,351,406.10 × 8,775,173.40
  4. Step 4: Simplify right side
    10,900,937.40x = 143,486,423,861,317.75
  5. Step 5: Solve for x
    x = 143,486,423,861,317.75/10,900,937.40
  6. Step 6: Final answer
    x = 13,162,760.10

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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.