Home / 54,374,415.10-81,656,101.05-28,865,247.10

Finding the Fourth Proportional to 54,374,415.10, 81,656,101.05 and 28,865,247.10

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Solution

The fourth proportional to 54,374,415.10, 81,656,101.05 and 28,865,247.10 is: 43,348,025.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374,415.10 : 81,656,101.05 = 28,865,247.10 : x
  2. Step 2: Convert to fraction form
    54,374,415.10/81,656,101.05 = 28,865,247.10/x
  3. Step 3: Cross multiply
    54,374,415.10x = 81,656,101.05 × 28,865,247.10
  4. Step 4: Simplify right side
    54,374,415.10x = 2,357,023,534,030,819.50
  5. Step 5: Solve for x
    x = 2,357,023,534,030,819.50/54,374,415.10
  6. Step 6: Final answer
    x = 43,348,025.53

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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.