Home / 49,939,810.20-74,909,715.30-25,644,864.60

Finding the Fourth Proportional to 49,939,810.20, 74,909,715.30 and 25,644,864.60

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Solution

The fourth proportional to 49,939,810.20, 74,909,715.30 and 25,644,864.60 is: 38,467,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,939,810.20 : 74,909,715.30 = 25,644,864.60 : x
  2. Step 2: Convert to fraction form
    49,939,810.20/74,909,715.30 = 25,644,864.60/x
  3. Step 3: Cross multiply
    49,939,810.20x = 74,909,715.30 × 25,644,864.60
  4. Step 4: Simplify right side
    49,939,810.20x = 1,921,049,506,093,048.50
  5. Step 5: Solve for x
    x = 1,921,049,506,093,048.50/49,939,810.20
  6. Step 6: Final answer
    x = 38,467,296.90

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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.