Home / 49,514,515.20-74,271,772.80-38,764,972.80

Finding the Fourth Proportional to 49,514,515.20, 74,271,772.80 and 38,764,972.80

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Solution

The fourth proportional to 49,514,515.20, 74,271,772.80 and 38,764,972.80 is: 58,147,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,514,515.20 : 74,271,772.80 = 38,764,972.80 : x
  2. Step 2: Convert to fraction form
    49,514,515.20/74,271,772.80 = 38,764,972.80/x
  3. Step 3: Cross multiply
    49,514,515.20x = 74,271,772.80 × 38,764,972.80
  4. Step 4: Simplify right side
    49,514,515.20x = 2,879,143,252,399,779.50
  5. Step 5: Solve for x
    x = 2,879,143,252,399,779.50/49,514,515.20
  6. Step 6: Final answer
    x = 58,147,459.20

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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.