Home / 13,284,585.20-19,926,877.80-4,761,846.20

Finding the Fourth Proportional to 13,284,585.20, 19,926,877.80 and 4,761,846.20

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Solution

The fourth proportional to 13,284,585.20, 19,926,877.80 and 4,761,846.20 is: 7,142,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,585.20 : 19,926,877.80 = 4,761,846.20 : x
  2. Step 2: Convert to fraction form
    13,284,585.20/19,926,877.80 = 4,761,846.20/x
  3. Step 3: Cross multiply
    13,284,585.20x = 19,926,877.80 × 4,761,846.20
  4. Step 4: Simplify right side
    13,284,585.20x = 94,888,727,329,794.38
  5. Step 5: Solve for x
    x = 94,888,727,329,794.38/13,284,585.20
  6. Step 6: Final answer
    x = 7,142,769.30

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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.