Home / 39,398,508.69-59,133,625.37-20,969,925.32

Finding the Fourth Proportional to 39,398,508.69, 59,133,625.37 and 20,969,925.32

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Solution

The fourth proportional to 39,398,508.69, 59,133,625.37 and 20,969,925.32 is: 31,473,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,398,508.69 : 59,133,625.37 = 20,969,925.32 : x
  2. Step 2: Convert to fraction form
    39,398,508.69/59,133,625.37 = 20,969,925.32/x
  3. Step 3: Cross multiply
    39,398,508.69x = 59,133,625.37 × 20,969,925.32
  4. Step 4: Simplify right side
    39,398,508.69x = 1,240,027,707,666,514.25
  5. Step 5: Solve for x
    x = 1,240,027,707,666,514.25/39,398,508.69
  6. Step 6: Final answer
    x = 31,473,975.76

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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.