Home / 84,882,142.89-127,323,197.93-36,328,512.15

Finding the Fourth Proportional to 84,882,142.89, 127,323,197.93 and 36,328,512.15

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Solution

The fourth proportional to 84,882,142.89, 127,323,197.93 and 36,328,512.15 is: 54,492,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,882,142.89 : 127,323,197.93 = 36,328,512.15 : x
  2. Step 2: Convert to fraction form
    84,882,142.89/127,323,197.93 = 36,328,512.15/x
  3. Step 3: Cross multiply
    84,882,142.89x = 127,323,197.93 × 36,328,512.15
  4. Step 4: Simplify right side
    84,882,142.89x = 4,625,462,343,067,681
  5. Step 5: Solve for x
    x = 4,625,462,343,067,681/84,882,142.89
  6. Step 6: Final answer
    x = 54,492,761.20

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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.