Home / 8,293,340.48-12,434,878.55-3,238,707.20

Finding the Fourth Proportional to 8,293,340.48, 12,434,878.55 and 3,238,707.20

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Solution

The fourth proportional to 8,293,340.48, 12,434,878.55 and 3,238,707.20 is: 4,856,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293,340.48 : 12,434,878.55 = 3,238,707.20 : x
  2. Step 2: Convert to fraction form
    8,293,340.48/12,434,878.55 = 3,238,707.20/x
  3. Step 3: Cross multiply
    8,293,340.48x = 12,434,878.55 × 3,238,707.20
  4. Step 4: Simplify right side
    8,293,340.48x = 40,272,930,612,642.63
  5. Step 5: Solve for x
    x = 40,272,930,612,642.63/8,293,340.48
  6. Step 6: Final answer
    x = 4,856,056.58

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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.