Home / 11,103,750.10-16,655,625.15-8,581,215.70

Finding the Fourth Proportional to 11,103,750.10, 16,655,625.15 and 8,581,215.70

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Solution

The fourth proportional to 11,103,750.10, 16,655,625.15 and 8,581,215.70 is: 12,871,823.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,750.10 : 16,655,625.15 = 8,581,215.70 : x
  2. Step 2: Convert to fraction form
    11,103,750.10/16,655,625.15 = 8,581,215.70/x
  3. Step 3: Cross multiply
    11,103,750.10x = 16,655,625.15 × 8,581,215.70
  4. Step 4: Simplify right side
    11,103,750.10x = 142,925,512,030,494.84
  5. Step 5: Solve for x
    x = 142,925,512,030,494.84/11,103,750.10
  6. Step 6: Final answer
    x = 12,871,823.55

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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.