Home / 8,709,636.20-13,064,962.78-2,644,565.80

Finding the Fourth Proportional to 8,709,636.20, 13,064,962.78 and 2,644,565.80

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Solution

The fourth proportional to 8,709,636.20, 13,064,962.78 and 2,644,565.80 is: 3,967,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,636.20 : 13,064,962.78 = 2,644,565.80 : x
  2. Step 2: Convert to fraction form
    8,709,636.20/13,064,962.78 = 2,644,565.80/x
  3. Step 3: Cross multiply
    8,709,636.20x = 13,064,962.78 × 2,644,565.80
  4. Step 4: Simplify right side
    8,709,636.20x = 34,551,153,746,260.92
  5. Step 5: Solve for x
    x = 34,551,153,746,260.92/8,709,636.20
  6. Step 6: Final answer
    x = 3,967,003.09

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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.