Home / 8,238,382.47-12,357,549.05-2,090,352.24

Finding the Fourth Proportional to 8,238,382.47, 12,357,549.05 and 2,090,352.24

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Solution

The fourth proportional to 8,238,382.47, 12,357,549.05 and 2,090,352.24 is: 3,135,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,382.47 : 12,357,549.05 = 2,090,352.24 : x
  2. Step 2: Convert to fraction form
    8,238,382.47/12,357,549.05 = 2,090,352.24/x
  3. Step 3: Cross multiply
    8,238,382.47x = 12,357,549.05 × 2,090,352.24
  4. Step 4: Simplify right side
    8,238,382.47x = 25,831,630,327,125.61
  5. Step 5: Solve for x
    x = 25,831,630,327,125.61/8,238,382.47
  6. Step 6: Final answer
    x = 3,135,522.10

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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.