Home / 7,248,557.80-10,872,836.70-2,986,532.20

Finding the Fourth Proportional to 7,248,557.80, 10,872,836.70 and 2,986,532.20

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Solution

The fourth proportional to 7,248,557.80, 10,872,836.70 and 2,986,532.20 is: 4,479,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,557.80 : 10,872,836.70 = 2,986,532.20 : x
  2. Step 2: Convert to fraction form
    7,248,557.80/10,872,836.70 = 2,986,532.20/x
  3. Step 3: Cross multiply
    7,248,557.80x = 10,872,836.70 × 2,986,532.20
  4. Step 4: Simplify right side
    7,248,557.80x = 32,472,076,909,891.74
  5. Step 5: Solve for x
    x = 32,472,076,909,891.74/7,248,557.80
  6. Step 6: Final answer
    x = 4,479,798.30

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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.