Home / 18,365,426.40-27,548,139.60-5,585,910.60

Finding the Fourth Proportional to 18,365,426.40, 27,548,139.60 and 5,585,910.60

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Solution

The fourth proportional to 18,365,426.40, 27,548,139.60 and 5,585,910.60 is: 8,378,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365,426.40 : 27,548,139.60 = 5,585,910.60 : x
  2. Step 2: Convert to fraction form
    18,365,426.40/27,548,139.60 = 5,585,910.60/x
  3. Step 3: Cross multiply
    18,365,426.40x = 27,548,139.60 × 5,585,910.60
  4. Step 4: Simplify right side
    18,365,426.40x = 153,881,445,001,919.75
  5. Step 5: Solve for x
    x = 153,881,445,001,919.75/18,365,426.40
  6. Step 6: Final answer
    x = 8,378,865.90

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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.