Home / 12,882,956.08-17,778,700.22-7,081,982.32

Finding the Fourth Proportional to 12,882,956.08, 17,778,700.22 and 7,081,982.32

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Solution

The fourth proportional to 12,882,956.08, 17,778,700.22 and 7,081,982.32 is: 9,773,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882,956.08 : 17,778,700.22 = 7,081,982.32 : x
  2. Step 2: Convert to fraction form
    12,882,956.08/17,778,700.22 = 7,081,982.32/x
  3. Step 3: Cross multiply
    12,882,956.08x = 17,778,700.22 × 7,081,982.32
  4. Step 4: Simplify right side
    12,882,956.08x = 125,908,440,630,620.11
  5. Step 5: Solve for x
    x = 125,908,440,630,620.11/12,882,956.08
  6. Step 6: Final answer
    x = 9,773,257.00

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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.