Home / 42,766,337.09-64,155,907.33-15,479,014.26

Finding the Fourth Proportional to 42,766,337.09, 64,155,907.33 and 15,479,014.26

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Solution

The fourth proportional to 42,766,337.09, 64,155,907.33 and 15,479,014.26 is: 23,220,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,766,337.09 : 64,155,907.33 = 15,479,014.26 : x
  2. Step 2: Convert to fraction form
    42,766,337.09/64,155,907.33 = 15,479,014.26/x
  3. Step 3: Cross multiply
    42,766,337.09x = 64,155,907.33 × 15,479,014.26
  4. Step 4: Simplify right side
    42,766,337.09x = 993,070,204,424,308.50
  5. Step 5: Solve for x
    x = 993,070,204,424,308.50/42,766,337.09
  6. Step 6: Final answer
    x = 23,220,838.44

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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.