Home / 12,080,040.40-16,670,444.52-6,647,532.40

Finding the Fourth Proportional to 12,080,040.40, 16,670,444.52 and 6,647,532.40

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Solution

The fourth proportional to 12,080,040.40, 16,670,444.52 and 6,647,532.40 is: 9,173,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,040.40 : 16,670,444.52 = 6,647,532.40 : x
  2. Step 2: Convert to fraction form
    12,080,040.40/16,670,444.52 = 6,647,532.40/x
  3. Step 3: Cross multiply
    12,080,040.40x = 16,670,444.52 × 6,647,532.40
  4. Step 4: Simplify right side
    12,080,040.40x = 110,817,320,069,102.45
  5. Step 5: Solve for x
    x = 110,817,320,069,102.45/12,080,040.40
  6. Step 6: Final answer
    x = 9,173,588.53

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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.