Home / 15,172,357.60-22,758,536.40-4,390,010.20

Finding the Fourth Proportional to 15,172,357.60, 22,758,536.40 and 4,390,010.20

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Solution

The fourth proportional to 15,172,357.60, 22,758,536.40 and 4,390,010.20 is: 6,585,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172,357.60 : 22,758,536.40 = 4,390,010.20 : x
  2. Step 2: Convert to fraction form
    15,172,357.60/22,758,536.40 = 4,390,010.20/x
  3. Step 3: Cross multiply
    15,172,357.60x = 22,758,536.40 × 4,390,010.20
  4. Step 4: Simplify right side
    15,172,357.60x = 99,910,206,933,071.28
  5. Step 5: Solve for x
    x = 99,910,206,933,071.28/15,172,357.60
  6. Step 6: Final answer
    x = 6,585,015.30

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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.