Home / 15,988,844.80-23,967,520.80-7,903,068.40

Finding the Fourth Proportional to 15,988,844.80, 23,967,520.80 and 7,903,068.40

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Solution

The fourth proportional to 15,988,844.80, 23,967,520.80 and 7,903,068.40 is: 11,846,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988,844.80 : 23,967,520.80 = 7,903,068.40 : x
  2. Step 2: Convert to fraction form
    15,988,844.80/23,967,520.80 = 7,903,068.40/x
  3. Step 3: Cross multiply
    15,988,844.80x = 23,967,520.80 × 7,903,068.40
  4. Step 4: Simplify right side
    15,988,844.80x = 189,416,956,260,822.75
  5. Step 5: Solve for x
    x = 189,416,956,260,822.75/15,988,844.80
  6. Step 6: Final answer
    x = 11,846,819.37

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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.