Home / 52,015,595.47-71,778,959.97-28,494,234.14

Finding the Fourth Proportional to 52,015,595.47, 71,778,959.97 and 28,494,234.14

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Solution

The fourth proportional to 52,015,595.47, 71,778,959.97 and 28,494,234.14 is: 39,320,639.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,015,595.47 : 71,778,959.97 = 28,494,234.14 : x
  2. Step 2: Convert to fraction form
    52,015,595.47/71,778,959.97 = 28,494,234.14/x
  3. Step 3: Cross multiply
    52,015,595.47x = 71,778,959.97 × 28,494,234.14
  4. Step 4: Simplify right side
    52,015,595.47x = 2,045,286,492,091,152.50
  5. Step 5: Solve for x
    x = 2,045,286,492,091,152.50/52,015,595.47
  6. Step 6: Final answer
    x = 39,320,639.77

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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.