Home / 25,876,123.20-38,817,640.80-8,832,513.60

Finding the Fourth Proportional to 25,876,123.20, 38,817,640.80 and 8,832,513.60

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Solution

The fourth proportional to 25,876,123.20, 38,817,640.80 and 8,832,513.60 is: 13,249,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,876,123.20 : 38,817,640.80 = 8,832,513.60 : x
  2. Step 2: Convert to fraction form
    25,876,123.20/38,817,640.80 = 8,832,513.60/x
  3. Step 3: Cross multiply
    25,876,123.20x = 38,817,640.80 × 8,832,513.60
  4. Step 4: Simplify right side
    25,876,123.20x = 342,857,340,285,914.81
  5. Step 5: Solve for x
    x = 342,857,340,285,914.81/25,876,123.20
  6. Step 6: Final answer
    x = 13,249,950.07

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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.