Home / 10,868,788.88-14,996,639.40-6,039,789.20

Finding the Fourth Proportional to 10,868,788.88, 14,996,639.40 and 6,039,789.20

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Solution

The fourth proportional to 10,868,788.88, 14,996,639.40 and 6,039,789.20 is: 8,333,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,788.88 : 14,996,639.40 = 6,039,789.20 : x
  2. Step 2: Convert to fraction form
    10,868,788.88/14,996,639.40 = 6,039,789.20/x
  3. Step 3: Cross multiply
    10,868,788.88x = 14,996,639.40 × 6,039,789.20
  4. Step 4: Simplify right side
    10,868,788.88x = 90,576,540,684,414.48
  5. Step 5: Solve for x
    x = 90,576,540,684,414.48/10,868,788.88
  6. Step 6: Final answer
    x = 8,333,636.96

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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.