Home / 52,375,971.84-72,281,093.76-29,171,109.12

Finding the Fourth Proportional to 52,375,971.84, 72,281,093.76 and 29,171,109.12

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Solution

The fourth proportional to 52,375,971.84, 72,281,093.76 and 29,171,109.12 is: 40,257,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,375,971.84 : 72,281,093.76 = 29,171,109.12 : x
  2. Step 2: Convert to fraction form
    52,375,971.84/72,281,093.76 = 29,171,109.12/x
  3. Step 3: Cross multiply
    52,375,971.84x = 72,281,093.76 × 29,171,109.12
  4. Step 4: Simplify right side
    52,375,971.84x = 2,108,519,673,385,911.25
  5. Step 5: Solve for x
    x = 2,108,519,673,385,911.25/52,375,971.84
  6. Step 6: Final answer
    x = 40,257,385.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.