Home / 18,102,617.61-27,124,063.83-10,432,704.72

Finding the Fourth Proportional to 18,102,617.61, 27,124,063.83 and 10,432,704.72

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Solution

The fourth proportional to 18,102,617.61, 27,124,063.83 and 10,432,704.72 is: 15,631,847.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102,617.61 : 27,124,063.83 = 10,432,704.72 : x
  2. Step 2: Convert to fraction form
    18,102,617.61/27,124,063.83 = 10,432,704.72/x
  3. Step 3: Cross multiply
    18,102,617.61x = 27,124,063.83 × 10,432,704.72
  4. Step 4: Simplify right side
    18,102,617.61x = 282,977,348,744,822.25
  5. Step 5: Solve for x
    x = 282,977,348,744,822.25/18,102,617.61
  6. Step 6: Final answer
    x = 15,631,847.00

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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.