Home / 8,499,772.80-12,748,492.80-2,819,404.80

Finding the Fourth Proportional to 8,499,772.80, 12,748,492.80 and 2,819,404.80

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Solution

The fourth proportional to 8,499,772.80, 12,748,492.80 and 2,819,404.80 is: 4,228,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,772.80 : 12,748,492.80 = 2,819,404.80 : x
  2. Step 2: Convert to fraction form
    8,499,772.80/12,748,492.80 = 2,819,404.80/x
  3. Step 3: Cross multiply
    8,499,772.80x = 12,748,492.80 × 2,819,404.80
  4. Step 4: Simplify right side
    8,499,772.80x = 35,943,161,793,085.44
  5. Step 5: Solve for x
    x = 35,943,161,793,085.44/8,499,772.80
  6. Step 6: Final answer
    x = 4,228,720.30

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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.