Home / 35,890,165.62-49,528,630.32-20,420,250.25

Finding the Fourth Proportional to 35,890,165.62, 49,528,630.32 and 20,420,250.25

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Solution

The fourth proportional to 35,890,165.62, 49,528,630.32 and 20,420,250.25 is: 28,180,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,890,165.62 : 49,528,630.32 = 20,420,250.25 : x
  2. Step 2: Convert to fraction form
    35,890,165.62/49,528,630.32 = 20,420,250.25/x
  3. Step 3: Cross multiply
    35,890,165.62x = 49,528,630.32 × 20,420,250.25
  4. Step 4: Simplify right side
    35,890,165.62x = 1,011,387,025,674,137.62
  5. Step 5: Solve for x
    x = 1,011,387,025,674,137.62/35,890,165.62
  6. Step 6: Final answer
    x = 28,180,060.14

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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.