Home / 8,406,729.75-12,610,106.78-2,341,478.91

Finding the Fourth Proportional to 8,406,729.75, 12,610,106.78 and 2,341,478.91

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Solution

The fourth proportional to 8,406,729.75, 12,610,106.78 and 2,341,478.91 is: 3,512,221.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,406,729.75 : 12,610,106.78 = 2,341,478.91 : x
  2. Step 2: Convert to fraction form
    8,406,729.75/12,610,106.78 = 2,341,478.91/x
  3. Step 3: Cross multiply
    8,406,729.75x = 12,610,106.78 × 2,341,478.91
  4. Step 4: Simplify right side
    8,406,729.75x = 29,526,299,078,218.01
  5. Step 5: Solve for x
    x = 29,526,299,078,218.01/8,406,729.75
  6. Step 6: Final answer
    x = 3,512,221.75

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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.