Home / 15,718,372.80-23,590,000.80-6,138,340.80

Finding the Fourth Proportional to 15,718,372.80, 23,590,000.80 and 6,138,340.80

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Solution

The fourth proportional to 15,718,372.80, 23,590,000.80 and 6,138,340.80 is: 9,212,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,718,372.80 : 23,590,000.80 = 6,138,340.80 : x
  2. Step 2: Convert to fraction form
    15,718,372.80/23,590,000.80 = 6,138,340.80/x
  3. Step 3: Cross multiply
    15,718,372.80x = 23,590,000.80 × 6,138,340.80
  4. Step 4: Simplify right side
    15,718,372.80x = 144,803,464,382,672.62
  5. Step 5: Solve for x
    x = 144,803,464,382,672.62/15,718,372.80
  6. Step 6: Final answer
    x = 9,212,369.90

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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.