Home / 30,602,961.12-42,228,875.70-17,367,923.28

Finding the Fourth Proportional to 30,602,961.12, 42,228,875.70 and 17,367,923.28

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Solution

The fourth proportional to 30,602,961.12, 42,228,875.70 and 17,367,923.28 is: 23,965,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,961.12 : 42,228,875.70 = 17,367,923.28 : x
  2. Step 2: Convert to fraction form
    30,602,961.12/42,228,875.70 = 17,367,923.28/x
  3. Step 3: Cross multiply
    30,602,961.12x = 42,228,875.70 × 17,367,923.28
  4. Step 4: Simplify right side
    30,602,961.12x = 733,427,873,358,256.38
  5. Step 5: Solve for x
    x = 733,427,873,358,256.38/30,602,961.12
  6. Step 6: Final answer
    x = 23,965,912.01

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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.