Home / 26,074,517.70-39,111,582.15-7,878,677.70

Finding the Fourth Proportional to 26,074,517.70, 39,111,582.15 and 7,878,677.70

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Solution

The fourth proportional to 26,074,517.70, 39,111,582.15 and 7,878,677.70 is: 11,817,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,074,517.70 : 39,111,582.15 = 7,878,677.70 : x
  2. Step 2: Convert to fraction form
    26,074,517.70/39,111,582.15 = 7,878,677.70/x
  3. Step 3: Cross multiply
    26,074,517.70x = 39,111,582.15 × 7,878,677.70
  4. Step 4: Simplify right side
    26,074,517.70x = 308,147,550,096,923.06
  5. Step 5: Solve for x
    x = 308,147,550,096,923.06/26,074,517.70
  6. Step 6: Final answer
    x = 11,817,957.81

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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.