Home / 15,708,929.20-23,563,393.80-8,150,657.20

Finding the Fourth Proportional to 15,708,929.20, 23,563,393.80 and 8,150,657.20

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Solution

The fourth proportional to 15,708,929.20, 23,563,393.80 and 8,150,657.20 is: 12,225,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708,929.20 : 23,563,393.80 = 8,150,657.20 : x
  2. Step 2: Convert to fraction form
    15,708,929.20/23,563,393.80 = 8,150,657.20/x
  3. Step 3: Cross multiply
    15,708,929.20x = 23,563,393.80 × 8,150,657.20
  4. Step 4: Simplify right side
    15,708,929.20x = 192,057,145,332,405.38
  5. Step 5: Solve for x
    x = 192,057,145,332,405.38/15,708,929.20
  6. Step 6: Final answer
    x = 12,225,985.80

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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.