Home / 30,690,003.17-42,351,557.05-16,750,896.23

Finding the Fourth Proportional to 30,690,003.17, 42,351,557.05 and 16,750,896.23

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Solution

The fourth proportional to 30,690,003.17, 42,351,557.05 and 16,750,896.23 is: 23,115,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,690,003.17 : 42,351,557.05 = 16,750,896.23 : x
  2. Step 2: Convert to fraction form
    30,690,003.17/42,351,557.05 = 16,750,896.23/x
  3. Step 3: Cross multiply
    30,690,003.17x = 42,351,557.05 × 16,750,896.23
  4. Step 4: Simplify right side
    30,690,003.17x = 709,426,537,323,474.88
  5. Step 5: Solve for x
    x = 709,426,537,323,474.88/30,690,003.17
  6. Step 6: Final answer
    x = 23,115,883.48

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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.