Home / 8,012,681.60-12,019,022.40-2,333,091.20

Finding the Fourth Proportional to 8,012,681.60, 12,019,022.40 and 2,333,091.20

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Solution

The fourth proportional to 8,012,681.60, 12,019,022.40 and 2,333,091.20 is: 3,499,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,681.60 : 12,019,022.40 = 2,333,091.20 : x
  2. Step 2: Convert to fraction form
    8,012,681.60/12,019,022.40 = 2,333,091.20/x
  3. Step 3: Cross multiply
    8,012,681.60x = 12,019,022.40 × 2,333,091.20
  4. Step 4: Simplify right side
    8,012,681.60x = 28,041,475,394,042.88
  5. Step 5: Solve for x
    x = 28,041,475,394,042.88/8,012,681.60
  6. Step 6: Final answer
    x = 3,499,636.80

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Similar ratio
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1.5x scale

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.