Home / 39,695,268.80-59,542,903.20-16,978,462.40

Finding the Fourth Proportional to 39,695,268.80, 59,542,903.20 and 16,978,462.40

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Solution

The fourth proportional to 39,695,268.80, 59,542,903.20 and 16,978,462.40 is: 25,467,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,695,268.80 : 59,542,903.20 = 16,978,462.40 : x
  2. Step 2: Convert to fraction form
    39,695,268.80/59,542,903.20 = 16,978,462.40/x
  3. Step 3: Cross multiply
    39,695,268.80x = 59,542,903.20 × 16,978,462.40
  4. Step 4: Simplify right side
    39,695,268.80x = 1,010,946,943,168,039.62
  5. Step 5: Solve for x
    x = 1,010,946,943,168,039.62/39,695,268.80
  6. Step 6: Final answer
    x = 25,467,693.60

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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.