Home / 20,850,679.15-28,756,875.71-14,676,165.79

Finding the Fourth Proportional to 20,850,679.15, 28,756,875.71 and 14,676,165.79

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Solution

The fourth proportional to 20,850,679.15, 28,756,875.71 and 14,676,165.79 is: 20,241,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,850,679.15 : 28,756,875.71 = 14,676,165.79 : x
  2. Step 2: Convert to fraction form
    20,850,679.15/28,756,875.71 = 14,676,165.79/x
  3. Step 3: Cross multiply
    20,850,679.15x = 28,756,875.71 × 14,676,165.79
  4. Step 4: Simplify right side
    20,850,679.15x = 422,040,675,487,182.12
  5. Step 5: Solve for x
    x = 422,040,675,487,182.12/20,850,679.15
  6. Step 6: Final answer
    x = 20,241,099.70

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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.