Home / 21,933,113.36-30,268,158.23-12,010,412.78

Finding the Fourth Proportional to 21,933,113.36, 30,268,158.23 and 12,010,412.78

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Solution

The fourth proportional to 21,933,113.36, 30,268,158.23 and 12,010,412.78 is: 16,574,622.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,933,113.36 : 30,268,158.23 = 12,010,412.78 : x
  2. Step 2: Convert to fraction form
    21,933,113.36/30,268,158.23 = 12,010,412.78/x
  3. Step 3: Cross multiply
    21,933,113.36x = 30,268,158.23 × 12,010,412.78
  4. Step 4: Simplify right side
    21,933,113.36x = 363,533,074,221,261.38
  5. Step 5: Solve for x
    x = 363,533,074,221,261.38/21,933,113.36
  6. Step 6: Final answer
    x = 16,574,622.51

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.