Home / 7,300,844.95-10,074,046.89-4,202,769.76

Finding the Fourth Proportional to 7,300,844.95, 10,074,046.89 and 4,202,769.76

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Solution

The fourth proportional to 7,300,844.95, 10,074,046.89 and 4,202,769.76 is: 5,799,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300,844.95 : 10,074,046.89 = 4,202,769.76 : x
  2. Step 2: Convert to fraction form
    7,300,844.95/10,074,046.89 = 4,202,769.76/x
  3. Step 3: Cross multiply
    7,300,844.95x = 10,074,046.89 × 4,202,769.76
  4. Step 4: Simplify right side
    7,300,844.95x = 42,338,899,630,114.05
  5. Step 5: Solve for x
    x = 42,338,899,630,114.05/7,300,844.95
  6. Step 6: Final answer
    x = 5,799,178.03

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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.