Home / 81,560,127.54-112,552,969.68-44,390,674.20

Finding the Fourth Proportional to 81,560,127.54, 112,552,969.68 and 44,390,674.20

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Solution

The fourth proportional to 81,560,127.54, 112,552,969.68 and 44,390,674.20 is: 61,259,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,560,127.54 : 112,552,969.68 = 44,390,674.20 : x
  2. Step 2: Convert to fraction form
    81,560,127.54/112,552,969.68 = 44,390,674.20/x
  3. Step 3: Cross multiply
    81,560,127.54x = 112,552,969.68 × 44,390,674.20
  4. Step 4: Simplify right side
    81,560,127.54x = 4,996,302,207,307,359
  5. Step 5: Solve for x
    x = 4,996,302,207,307,359/81,560,127.54
  6. Step 6: Final answer
    x = 61,259,126.95

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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.