Home / 28,356,003.60-42,534,005.40-26,340,464.40

Finding the Fourth Proportional to 28,356,003.60, 42,534,005.40 and 26,340,464.40

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Solution

The fourth proportional to 28,356,003.60, 42,534,005.40 and 26,340,464.40 is: 39,510,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,356,003.60 : 42,534,005.40 = 26,340,464.40 : x
  2. Step 2: Convert to fraction form
    28,356,003.60/42,534,005.40 = 26,340,464.40/x
  3. Step 3: Cross multiply
    28,356,003.60x = 42,534,005.40 × 26,340,464.40
  4. Step 4: Simplify right side
    28,356,003.60x = 1,120,365,455,028,107.62
  5. Step 5: Solve for x
    x = 1,120,365,455,028,107.62/28,356,003.60
  6. Step 6: Final answer
    x = 39,510,696.60

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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.