Home / 15,915,404.16-23,880,161.28-8,340,568.32

Finding the Fourth Proportional to 15,915,404.16, 23,880,161.28 and 8,340,568.32

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Solution

The fourth proportional to 15,915,404.16, 23,880,161.28 and 8,340,568.32 is: 12,514,549.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,915,404.16 : 23,880,161.28 = 8,340,568.32 : x
  2. Step 2: Convert to fraction form
    15,915,404.16/23,880,161.28 = 8,340,568.32/x
  3. Step 3: Cross multiply
    15,915,404.16x = 23,880,161.28 × 8,340,568.32
  4. Step 4: Simplify right side
    15,915,404.16x = 199,174,116,648,458.66
  5. Step 5: Solve for x
    x = 199,174,116,648,458.66/15,915,404.16
  6. Step 6: Final answer
    x = 12,514,549.72

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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.