Home / 7,300,641.28-10,074,951.84-4,037,287.36

Finding the Fourth Proportional to 7,300,641.28, 10,074,951.84 and 4,037,287.36

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Solution

The fourth proportional to 7,300,641.28, 10,074,951.84 and 4,037,287.36 is: 5,571,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300,641.28 : 10,074,951.84 = 4,037,287.36 : x
  2. Step 2: Convert to fraction form
    7,300,641.28/10,074,951.84 = 4,037,287.36/x
  3. Step 3: Cross multiply
    7,300,641.28x = 10,074,951.84 × 4,037,287.36
  4. Step 4: Simplify right side
    7,300,641.28x = 40,675,475,716,240.74
  5. Step 5: Solve for x
    x = 40,675,475,716,240.74/7,300,641.28
  6. Step 6: Final answer
    x = 5,571,493.54

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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.