Home / 21,563,992.40-32,336,657.40-8,780,248.40

Finding the Fourth Proportional to 21,563,992.40, 32,336,657.40 and 8,780,248.40

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Solution

The fourth proportional to 21,563,992.40, 32,336,657.40 and 8,780,248.40 is: 13,166,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,992.40 : 32,336,657.40 = 8,780,248.40 : x
  2. Step 2: Convert to fraction form
    21,563,992.40/32,336,657.40 = 8,780,248.40/x
  3. Step 3: Cross multiply
    21,563,992.40x = 32,336,657.40 × 8,780,248.40
  4. Step 4: Simplify right side
    21,563,992.40x = 283,923,884,397,698.19
  5. Step 5: Solve for x
    x = 283,923,884,397,698.19/21,563,992.40
  6. Step 6: Final answer
    x = 13,166,573.20

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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.