Home / 15,307,246.80-22,995,084.60-12,787,822.80

Finding the Fourth Proportional to 15,307,246.80, 22,995,084.60 and 12,787,822.80

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Solution

The fourth proportional to 15,307,246.80, 22,995,084.60 and 12,787,822.80 is: 19,210,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307,246.80 : 22,995,084.60 = 12,787,822.80 : x
  2. Step 2: Convert to fraction form
    15,307,246.80/22,995,084.60 = 12,787,822.80/x
  3. Step 3: Cross multiply
    15,307,246.80x = 22,995,084.60 × 12,787,822.80
  4. Step 4: Simplify right side
    15,307,246.80x = 294,057,067,135,808.94
  5. Step 5: Solve for x
    x = 294,057,067,135,808.94/15,307,246.80
  6. Step 6: Final answer
    x = 19,210,317.24

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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.