Home / 39,289,996.80-54,220,759.56-22,547,465.28

Finding the Fourth Proportional to 39,289,996.80, 54,220,759.56 and 22,547,465.28

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Solution

The fourth proportional to 39,289,996.80, 54,220,759.56 and 22,547,465.28 is: 31,115,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289,996.80 : 54,220,759.56 = 22,547,465.28 : x
  2. Step 2: Convert to fraction form
    39,289,996.80/54,220,759.56 = 22,547,465.28/x
  3. Step 3: Cross multiply
    39,289,996.80x = 54,220,759.56 × 22,547,465.28
  4. Step 4: Simplify right side
    39,289,996.80x = 1,222,540,693,634,328.25
  5. Step 5: Solve for x
    x = 1,222,540,693,634,328.25/39,289,996.80
  6. Step 6: Final answer
    x = 31,115,825.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.