Home / 10,156,178.77-14,015,525.30-5,805,358.54

Finding the Fourth Proportional to 10,156,178.77, 14,015,525.30 and 5,805,358.54

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Solution

The fourth proportional to 10,156,178.77, 14,015,525.30 and 5,805,358.54 is: 8,011,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,178.77 : 14,015,525.30 = 5,805,358.54 : x
  2. Step 2: Convert to fraction form
    10,156,178.77/14,015,525.30 = 5,805,358.54/x
  3. Step 3: Cross multiply
    10,156,178.77x = 14,015,525.30 × 5,805,358.54
  4. Step 4: Simplify right side
    10,156,178.77x = 81,365,149,422,863.44
  5. Step 5: Solve for x
    x = 81,365,149,422,863.44/10,156,178.77
  6. Step 6: Final answer
    x = 8,011,393.98

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1.5x scale

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.