Home / 8,169,984.90-12,254,977.35-2,490,200.10

Finding the Fourth Proportional to 8,169,984.90, 12,254,977.35 and 2,490,200.10

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Solution

The fourth proportional to 8,169,984.90, 12,254,977.35 and 2,490,200.10 is: 3,735,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,984.90 : 12,254,977.35 = 2,490,200.10 : x
  2. Step 2: Convert to fraction form
    8,169,984.90/12,254,977.35 = 2,490,200.10/x
  3. Step 3: Cross multiply
    8,169,984.90x = 12,254,977.35 × 2,490,200.10
  4. Step 4: Simplify right side
    8,169,984.90x = 30,517,345,822,467.73
  5. Step 5: Solve for x
    x = 30,517,345,822,467.73/8,169,984.90
  6. Step 6: Final answer
    x = 3,735,300.15

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Double scale
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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.