Home / 12,459,421.62-17,194,005.26-6,877,671.52

Finding the Fourth Proportional to 12,459,421.62, 17,194,005.26 and 6,877,671.52

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Solution

The fourth proportional to 12,459,421.62, 17,194,005.26 and 6,877,671.52 is: 9,491,188.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459,421.62 : 17,194,005.26 = 6,877,671.52 : x
  2. Step 2: Convert to fraction form
    12,459,421.62/17,194,005.26 = 6,877,671.52/x
  3. Step 3: Cross multiply
    12,459,421.62x = 17,194,005.26 × 6,877,671.52
  4. Step 4: Simplify right side
    12,459,421.62x = 118,254,720,291,432.20
  5. Step 5: Solve for x
    x = 118,254,720,291,432.20/12,459,421.62
  6. Step 6: Final answer
    x = 9,491,188.59

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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.