Home / 25,704,015.60-38,556,023.40-11,319,679.20

Finding the Fourth Proportional to 25,704,015.60, 38,556,023.40 and 11,319,679.20

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Solution

The fourth proportional to 25,704,015.60, 38,556,023.40 and 11,319,679.20 is: 16,979,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704,015.60 : 38,556,023.40 = 11,319,679.20 : x
  2. Step 2: Convert to fraction form
    25,704,015.60/38,556,023.40 = 11,319,679.20/x
  3. Step 3: Cross multiply
    25,704,015.60x = 38,556,023.40 × 11,319,679.20
  4. Step 4: Simplify right side
    25,704,015.60x = 436,441,816,115,693.25
  5. Step 5: Solve for x
    x = 436,441,816,115,693.25/25,704,015.60
  6. Step 6: Final answer
    x = 16,979,518.80

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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.