Home / 30,949,056.66-42,710,085.22-17,011,933.40

Finding the Fourth Proportional to 30,949,056.66, 42,710,085.22 and 17,011,933.40

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Solution

The fourth proportional to 30,949,056.66, 42,710,085.22 and 17,011,933.40 is: 23,476,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949,056.66 : 42,710,085.22 = 17,011,933.40 : x
  2. Step 2: Convert to fraction form
    30,949,056.66/42,710,085.22 = 17,011,933.40/x
  3. Step 3: Cross multiply
    30,949,056.66x = 42,710,085.22 × 17,011,933.40
  4. Step 4: Simplify right side
    30,949,056.66x = 726,581,125,270,964.25
  5. Step 5: Solve for x
    x = 726,581,125,270,964.25/30,949,056.66
  6. Step 6: Final answer
    x = 23,476,680.83

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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.