Home / 6,365,231.64-8,784,209.16-3,919,254.12

Finding the Fourth Proportional to 6,365,231.64, 8,784,209.16 and 3,919,254.12

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Solution

The fourth proportional to 6,365,231.64, 8,784,209.16 and 3,919,254.12 is: 5,408,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,231.64 : 8,784,209.16 = 3,919,254.12 : x
  2. Step 2: Convert to fraction form
    6,365,231.64/8,784,209.16 = 3,919,254.12/x
  3. Step 3: Cross multiply
    6,365,231.64x = 8,784,209.16 × 3,919,254.12
  4. Step 4: Simplify right side
    6,365,231.64x = 34,427,547,941,271.74
  5. Step 5: Solve for x
    x = 34,427,547,941,271.74/6,365,231.64
  6. Step 6: Final answer
    x = 5,408,687.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.