Home / 42,160,103.80-63,263,775.30-17,894,901.40

Finding the Fourth Proportional to 42,160,103.80, 63,263,775.30 and 17,894,901.40

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Solution

The fourth proportional to 42,160,103.80, 63,263,775.30 and 17,894,901.40 is: 26,852,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,160,103.80 : 63,263,775.30 = 17,894,901.40 : x
  2. Step 2: Convert to fraction form
    42,160,103.80/63,263,775.30 = 17,894,901.40/x
  3. Step 3: Cross multiply
    42,160,103.80x = 63,263,775.30 × 17,894,901.40
  4. Step 4: Simplify right side
    42,160,103.80x = 1,132,099,021,185,255.25
  5. Step 5: Solve for x
    x = 1,132,099,021,185,255.25/42,160,103.80
  6. Step 6: Final answer
    x = 26,852,377.46

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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.