Home / 18,534,055.60-27,801,083.40-10,030,999.60

Finding the Fourth Proportional to 18,534,055.60, 27,801,083.40 and 10,030,999.60

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Solution

The fourth proportional to 18,534,055.60, 27,801,083.40 and 10,030,999.60 is: 15,046,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534,055.60 : 27,801,083.40 = 10,030,999.60 : x
  2. Step 2: Convert to fraction form
    18,534,055.60/27,801,083.40 = 10,030,999.60/x
  3. Step 3: Cross multiply
    18,534,055.60x = 27,801,083.40 × 10,030,999.60
  4. Step 4: Simplify right side
    18,534,055.60x = 278,872,656,464,966.62
  5. Step 5: Solve for x
    x = 278,872,656,464,966.62/18,534,055.60
  6. Step 6: Final answer
    x = 15,046,499.40

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Similar ratio
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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.