Home / 7,453,473.28-10,285,731.29-4,190,302.55

Finding the Fourth Proportional to 7,453,473.28, 10,285,731.29 and 4,190,302.55

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Solution

The fourth proportional to 7,453,473.28, 10,285,731.29 and 4,190,302.55 is: 5,782,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,473.28 : 10,285,731.29 = 4,190,302.55 : x
  2. Step 2: Convert to fraction form
    7,453,473.28/10,285,731.29 = 4,190,302.55/x
  3. Step 3: Cross multiply
    7,453,473.28x = 10,285,731.29 × 4,190,302.55
  4. Step 4: Simplify right side
    7,453,473.28x = 43,100,326,053,101.78
  5. Step 5: Solve for x
    x = 43,100,326,053,101.78/7,453,473.28
  6. Step 6: Final answer
    x = 5,782,582.76

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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.