Home / 6,629,393.08-9,928,139.10-4,492,995.40

Finding the Fourth Proportional to 6,629,393.08, 9,928,139.10 and 4,492,995.40

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Solution

The fourth proportional to 6,629,393.08, 9,928,139.10 and 4,492,995.40 is: 6,728,682.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,393.08 : 9,928,139.10 = 4,492,995.40 : x
  2. Step 2: Convert to fraction form
    6,629,393.08/9,928,139.10 = 4,492,995.40/x
  3. Step 3: Cross multiply
    6,629,393.08x = 9,928,139.10 × 4,492,995.40
  4. Step 4: Simplify right side
    6,629,393.08x = 44,607,083,306,860.14
  5. Step 5: Solve for x
    x = 44,607,083,306,860.14/6,629,393.08
  6. Step 6: Final answer
    x = 6,728,682.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.