Home / 15,458,667.40-23,188,001.10-10,900,084.60

Finding the Fourth Proportional to 15,458,667.40, 23,188,001.10 and 10,900,084.60

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Solution

The fourth proportional to 15,458,667.40, 23,188,001.10 and 10,900,084.60 is: 16,350,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458,667.40 : 23,188,001.10 = 10,900,084.60 : x
  2. Step 2: Convert to fraction form
    15,458,667.40/23,188,001.10 = 10,900,084.60/x
  3. Step 3: Cross multiply
    15,458,667.40x = 23,188,001.10 × 10,900,084.60
  4. Step 4: Simplify right side
    15,458,667.40x = 252,751,173,694,893.06
  5. Step 5: Solve for x
    x = 252,751,173,694,893.06/15,458,667.40
  6. Step 6: Final answer
    x = 16,350,126.90

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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.