Home / 8,608,001.40-12,912,002.10-2,934,631.80

Finding the Fourth Proportional to 8,608,001.40, 12,912,002.10 and 2,934,631.80

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Solution

The fourth proportional to 8,608,001.40, 12,912,002.10 and 2,934,631.80 is: 4,401,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,001.40 : 12,912,002.10 = 2,934,631.80 : x
  2. Step 2: Convert to fraction form
    8,608,001.40/12,912,002.10 = 2,934,631.80/x
  3. Step 3: Cross multiply
    8,608,001.40x = 12,912,002.10 × 2,934,631.80
  4. Step 4: Simplify right side
    8,608,001.40x = 37,891,971,964,326.77
  5. Step 5: Solve for x
    x = 37,891,971,964,326.77/8,608,001.40
  6. Step 6: Final answer
    x = 4,401,947.70

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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.