Home / 26,949,145.80-40,429,623.60-13,308,826.80

Finding the Fourth Proportional to 26,949,145.80, 40,429,623.60 and 13,308,826.80

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Solution

The fourth proportional to 26,949,145.80, 40,429,623.60 and 13,308,826.80 is: 19,966,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949,145.80 : 40,429,623.60 = 13,308,826.80 : x
  2. Step 2: Convert to fraction form
    26,949,145.80/40,429,623.60 = 13,308,826.80/x
  3. Step 3: Cross multiply
    26,949,145.80x = 40,429,623.60 × 13,308,826.80
  4. Step 4: Simplify right side
    26,949,145.80x = 538,070,858,081,592.50
  5. Step 5: Solve for x
    x = 538,070,858,081,592.50/26,949,145.80
  6. Step 6: Final answer
    x = 19,966,156.33

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1.5x scale

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.