Home / 30,684,333.20-42,345,370.35-17,453,169.90

Finding the Fourth Proportional to 30,684,333.20, 42,345,370.35 and 17,453,169.90

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Solution

The fourth proportional to 30,684,333.20, 42,345,370.35 and 17,453,169.90 is: 24,085,937.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,684,333.20 : 42,345,370.35 = 17,453,169.90 : x
  2. Step 2: Convert to fraction form
    30,684,333.20/42,345,370.35 = 17,453,169.90/x
  3. Step 3: Cross multiply
    30,684,333.20x = 42,345,370.35 × 17,453,169.90
  4. Step 4: Simplify right side
    30,684,333.20x = 739,060,943,196,972.38
  5. Step 5: Solve for x
    x = 739,060,943,196,972.38/30,684,333.20
  6. Step 6: Final answer
    x = 24,085,937.88

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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.