Home / 89,922,836.97-124,096,519.94-55,108,800.45

Finding the Fourth Proportional to 89,922,836.97, 124,096,519.94 and 55,108,800.45

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Solution

The fourth proportional to 89,922,836.97, 124,096,519.94 and 55,108,800.45 is: 76,051,986.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,922,836.97 : 124,096,519.94 = 55,108,800.45 : x
  2. Step 2: Convert to fraction form
    89,922,836.97/124,096,519.94 = 55,108,800.45/x
  3. Step 3: Cross multiply
    89,922,836.97x = 124,096,519.94 × 55,108,800.45
  4. Step 4: Simplify right side
    89,922,836.97x = 6,838,810,353,637,362
  5. Step 5: Solve for x
    x = 6,838,810,353,637,362/89,922,836.97
  6. Step 6: Final answer
    x = 76,051,986.17

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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.