Home / 20,436,264.84-30,655,121.46-5,083,634.52

Finding the Fourth Proportional to 20,436,264.84, 30,655,121.46 and 5,083,634.52

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Solution

The fourth proportional to 20,436,264.84, 30,655,121.46 and 5,083,634.52 is: 7,625,631.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,436,264.84 : 30,655,121.46 = 5,083,634.52 : x
  2. Step 2: Convert to fraction form
    20,436,264.84/30,655,121.46 = 5,083,634.52/x
  3. Step 3: Cross multiply
    20,436,264.84x = 30,655,121.46 × 5,083,634.52
  4. Step 4: Simplify right side
    20,436,264.84x = 155,839,433,668,848.78
  5. Step 5: Solve for x
    x = 155,839,433,668,848.78/20,436,264.84
  6. Step 6: Final answer
    x = 7,625,631.93

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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.