Home / 38,130,340.11-52,619,903.25-20,726,685.33

Finding the Fourth Proportional to 38,130,340.11, 52,619,903.25 and 20,726,685.33

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Solution

The fourth proportional to 38,130,340.11, 52,619,903.25 and 20,726,685.33 is: 28,602,844.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130,340.11 : 52,619,903.25 = 20,726,685.33 : x
  2. Step 2: Convert to fraction form
    38,130,340.11/52,619,903.25 = 20,726,685.33/x
  3. Step 3: Cross multiply
    38,130,340.11x = 52,619,903.25 × 20,726,685.33
  4. Step 4: Simplify right side
    38,130,340.11x = 1,090,636,176,757,794.25
  5. Step 5: Solve for x
    x = 1,090,636,176,757,794.25/38,130,340.11
  6. Step 6: Final answer
    x = 28,602,844.18

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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.