Home / 13,868,482.60-20,796,503.10-5,345,986.60

Finding the Fourth Proportional to 13,868,482.60, 20,796,503.10 and 5,345,986.60

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Solution

The fourth proportional to 13,868,482.60, 20,796,503.10 and 5,345,986.60 is: 8,016,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868,482.60 : 20,796,503.10 = 5,345,986.60 : x
  2. Step 2: Convert to fraction form
    13,868,482.60/20,796,503.10 = 5,345,986.60/x
  3. Step 3: Cross multiply
    13,868,482.60x = 20,796,503.10 × 5,345,986.60
  4. Step 4: Simplify right side
    13,868,482.60x = 111,177,826,899,458.45
  5. Step 5: Solve for x
    x = 111,177,826,899,458.45/13,868,482.60
  6. Step 6: Final answer
    x = 8,016,581.92

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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.