Home / 84,995,134.40-127,492,701.60-27,493,218.20

Finding the Fourth Proportional to 84,995,134.40, 127,492,701.60 and 27,493,218.20

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Solution

The fourth proportional to 84,995,134.40, 127,492,701.60 and 27,493,218.20 is: 41,239,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,995,134.40 : 127,492,701.60 = 27,493,218.20 : x
  2. Step 2: Convert to fraction form
    84,995,134.40/127,492,701.60 = 27,493,218.20/x
  3. Step 3: Cross multiply
    84,995,134.40x = 127,492,701.60 × 27,493,218.20
  4. Step 4: Simplify right side
    84,995,134.40x = 3,505,184,663,996,289
  5. Step 5: Solve for x
    x = 3,505,184,663,996,289/84,995,134.40
  6. Step 6: Final answer
    x = 41,239,827.30

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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.