Home / 54,102,320.28-81,180,093.78-25,343,484.12

Finding the Fourth Proportional to 54,102,320.28, 81,180,093.78 and 25,343,484.12

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Solution

The fourth proportional to 54,102,320.28, 81,180,093.78 and 25,343,484.12 is: 38,027,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,102,320.28 : 81,180,093.78 = 25,343,484.12 : x
  2. Step 2: Convert to fraction form
    54,102,320.28/81,180,093.78 = 25,343,484.12/x
  3. Step 3: Cross multiply
    54,102,320.28x = 81,180,093.78 × 25,343,484.12
  4. Step 4: Simplify right side
    54,102,320.28x = 2,057,386,417,573,541
  5. Step 5: Solve for x
    x = 2,057,386,417,573,541/54,102,320.28
  6. Step 6: Final answer
    x = 38,027,692.84

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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.