Home / 26,815,405.92-40,212,899.23-15,888,678.95

Finding the Fourth Proportional to 26,815,405.92, 40,212,899.23 and 15,888,678.95

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Solution

The fourth proportional to 26,815,405.92, 40,212,899.23 and 15,888,678.95 is: 23,826,969.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815,405.92 : 40,212,899.23 = 15,888,678.95 : x
  2. Step 2: Convert to fraction form
    26,815,405.92/40,212,899.23 = 15,888,678.95/x
  3. Step 3: Cross multiply
    26,815,405.92x = 40,212,899.23 × 15,888,678.95
  4. Step 4: Simplify right side
    26,815,405.92x = 638,929,845,514,172.12
  5. Step 5: Solve for x
    x = 638,929,845,514,172.12/26,815,405.92
  6. Step 6: Final answer
    x = 23,826,969.00

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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.