Home / 30,949,062.66-42,710,093.50-17,011,939.40

Finding the Fourth Proportional to 30,949,062.66, 42,710,093.50 and 17,011,939.40

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Solution

The fourth proportional to 30,949,062.66, 42,710,093.50 and 17,011,939.40 is: 23,476,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949,062.66 : 42,710,093.50 = 17,011,939.40 : x
  2. Step 2: Convert to fraction form
    30,949,062.66/42,710,093.50 = 17,011,939.40/x
  3. Step 3: Cross multiply
    30,949,062.66x = 42,710,093.50 × 17,011,939.40
  4. Step 4: Simplify right side
    30,949,062.66x = 726,581,522,390,333.88
  5. Step 5: Solve for x
    x = 726,581,522,390,333.88/30,949,062.66
  6. Step 6: Final answer
    x = 23,476,689.11

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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.