Home / 15,387,467.52-23,083,301.12-6,409,920

Finding the Fourth Proportional to 15,387,467.52, 23,083,301.12 and 6,409,920

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Solution

The fourth proportional to 15,387,467.52, 23,083,301.12 and 6,409,920 is: 9,615,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387,467.52 : 23,083,301.12 = 6,409,920 : x
  2. Step 2: Convert to fraction form
    15,387,467.52/23,083,301.12 = 6,409,920/x
  3. Step 3: Cross multiply
    15,387,467.52x = 23,083,301.12 × 6,409,920
  4. Step 4: Simplify right side
    15,387,467.52x = 147,962,113,515,110.41
  5. Step 5: Solve for x
    x = 147,962,113,515,110.41/15,387,467.52
  6. Step 6: Final answer
    x = 9,615,754.73

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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.