Home / 30,348,042.80-45,522,064.20-26,840,532.20

Finding the Fourth Proportional to 30,348,042.80, 45,522,064.20 and 26,840,532.20

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Solution

The fourth proportional to 30,348,042.80, 45,522,064.20 and 26,840,532.20 is: 40,260,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,042.80 : 45,522,064.20 = 26,840,532.20 : x
  2. Step 2: Convert to fraction form
    30,348,042.80/45,522,064.20 = 26,840,532.20/x
  3. Step 3: Cross multiply
    30,348,042.80x = 45,522,064.20 × 26,840,532.20
  4. Step 4: Simplify right side
    30,348,042.80x = 1,221,836,429,970,567.25
  5. Step 5: Solve for x
    x = 1,221,836,429,970,567.25/30,348,042.80
  6. Step 6: Final answer
    x = 40,260,798.30

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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.