Home / 16,789,417.60-25,171,684.80-11,384,579.20

Finding the Fourth Proportional to 16,789,417.60, 25,171,684.80 and 11,384,579.20

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Solution

The fourth proportional to 16,789,417.60, 25,171,684.80 and 11,384,579.20 is: 17,068,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,417.60 : 25,171,684.80 = 11,384,579.20 : x
  2. Step 2: Convert to fraction form
    16,789,417.60/25,171,684.80 = 11,384,579.20/x
  3. Step 3: Cross multiply
    16,789,417.60x = 25,171,684.80 × 11,384,579.20
  4. Step 4: Simplify right side
    16,789,417.60x = 286,569,039,203,036.12
  5. Step 5: Solve for x
    x = 286,569,039,203,036.12/16,789,417.60
  6. Step 6: Final answer
    x = 17,068,432.39

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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.