Home / 27,804,923.60-41,707,385.40-18,711,377.60

Finding the Fourth Proportional to 27,804,923.60, 41,707,385.40 and 18,711,377.60

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Solution

The fourth proportional to 27,804,923.60, 41,707,385.40 and 18,711,377.60 is: 28,067,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804,923.60 : 41,707,385.40 = 18,711,377.60 : x
  2. Step 2: Convert to fraction form
    27,804,923.60/41,707,385.40 = 18,711,377.60/x
  3. Step 3: Cross multiply
    27,804,923.60x = 41,707,385.40 × 18,711,377.60
  4. Step 4: Simplify right side
    27,804,923.60x = 780,402,636,928,127.12
  5. Step 5: Solve for x
    x = 780,402,636,928,127.12/27,804,923.60
  6. Step 6: Final answer
    x = 28,067,066.40

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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.