Home / 35,319,181.92-48,729,517.08-20,624,247.84

Finding the Fourth Proportional to 35,319,181.92, 48,729,517.08 and 20,624,247.84

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Solution

The fourth proportional to 35,319,181.92, 48,729,517.08 and 20,624,247.84 is: 28,455,065.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,319,181.92 : 48,729,517.08 = 20,624,247.84 : x
  2. Step 2: Convert to fraction form
    35,319,181.92/48,729,517.08 = 20,624,247.84/x
  3. Step 3: Cross multiply
    35,319,181.92x = 48,729,517.08 × 20,624,247.84
  4. Step 4: Simplify right side
    35,319,181.92x = 1,005,009,637,381,433.12
  5. Step 5: Solve for x
    x = 1,005,009,637,381,433.12/35,319,181.92
  6. Step 6: Final answer
    x = 28,455,065.57

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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.