Home / 89,774,555.89-123,888,831.14-48,521,448.26

Finding the Fourth Proportional to 89,774,555.89, 123,888,831.14 and 48,521,448.26

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Solution

The fourth proportional to 89,774,555.89, 123,888,831.14 and 48,521,448.26 is: 66,959,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,774,555.89 : 123,888,831.14 = 48,521,448.26 : x
  2. Step 2: Convert to fraction form
    89,774,555.89/123,888,831.14 = 48,521,448.26/x
  3. Step 3: Cross multiply
    89,774,555.89x = 123,888,831.14 × 48,521,448.26
  4. Step 4: Simplify right side
    89,774,555.89x = 6,011,265,510,151,387
  5. Step 5: Solve for x
    x = 6,011,265,510,151,387/89,774,555.89
  6. Step 6: Final answer
    x = 66,959,568.34

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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.