Home / 8,436,589.10-12,655,539.74-2,757,387.50

Finding the Fourth Proportional to 8,436,589.10, 12,655,539.74 and 2,757,387.50

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Solution

The fourth proportional to 8,436,589.10, 12,655,539.74 and 2,757,387.50 is: 4,136,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,589.10 : 12,655,539.74 = 2,757,387.50 : x
  2. Step 2: Convert to fraction form
    8,436,589.10/12,655,539.74 = 2,757,387.50/x
  3. Step 3: Cross multiply
    8,436,589.10x = 12,655,539.74 × 2,757,387.50
  4. Step 4: Simplify right side
    8,436,589.10x = 34,896,227,044,186.48
  5. Step 5: Solve for x
    x = 34,896,227,044,186.48/8,436,589.10
  6. Step 6: Final answer
    x = 4,136,295.68

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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.