Home / 16,949,657.80-25,424,486.70-15,091,712.20

Finding the Fourth Proportional to 16,949,657.80, 25,424,486.70 and 15,091,712.20

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Solution

The fourth proportional to 16,949,657.80, 25,424,486.70 and 15,091,712.20 is: 22,637,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949,657.80 : 25,424,486.70 = 15,091,712.20 : x
  2. Step 2: Convert to fraction form
    16,949,657.80/25,424,486.70 = 15,091,712.20/x
  3. Step 3: Cross multiply
    16,949,657.80x = 25,424,486.70 × 15,091,712.20
  4. Step 4: Simplify right side
    16,949,657.80x = 383,699,036,109,127.69
  5. Step 5: Solve for x
    x = 383,699,036,109,127.69/16,949,657.80
  6. Step 6: Final answer
    x = 22,637,568.30

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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.