Home / 27,804,970.10-41,707,455.15-18,711,424.10

Finding the Fourth Proportional to 27,804,970.10, 41,707,455.15 and 18,711,424.10

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Solution

The fourth proportional to 27,804,970.10, 41,707,455.15 and 18,711,424.10 is: 28,067,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804,970.10 : 41,707,455.15 = 18,711,424.10 : x
  2. Step 2: Convert to fraction form
    27,804,970.10/41,707,455.15 = 18,711,424.10/x
  3. Step 3: Cross multiply
    27,804,970.10x = 41,707,455.15 × 18,711,424.10
  4. Step 4: Simplify right side
    27,804,970.10x = 780,405,881,443,379.12
  5. Step 5: Solve for x
    x = 780,405,881,443,379.12/27,804,970.10
  6. Step 6: Final answer
    x = 28,067,136.15

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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.