Home / 10,196,376.72-14,071,355.85-5,550,544.38

Finding the Fourth Proportional to 10,196,376.72, 14,071,355.85 and 5,550,544.38

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Solution

The fourth proportional to 10,196,376.72, 14,071,355.85 and 5,550,544.38 is: 7,659,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196,376.72 : 14,071,355.85 = 5,550,544.38 : x
  2. Step 2: Convert to fraction form
    10,196,376.72/14,071,355.85 = 5,550,544.38/x
  3. Step 3: Cross multiply
    10,196,376.72x = 14,071,355.85 × 5,550,544.38
  4. Step 4: Simplify right side
    10,196,376.72x = 78,103,685,132,197.62
  5. Step 5: Solve for x
    x = 78,103,685,132,197.62/10,196,376.72
  6. Step 6: Final answer
    x = 7,659,945.03

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1.5x scale

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.