Home / 9,178,620.56-12,666,735.20-5,048,758.07

Finding the Fourth Proportional to 9,178,620.56, 12,666,735.20 and 5,048,758.07

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Solution

The fourth proportional to 9,178,620.56, 12,666,735.20 and 5,048,758.07 is: 6,967,417.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,620.56 : 12,666,735.20 = 5,048,758.07 : x
  2. Step 2: Convert to fraction form
    9,178,620.56/12,666,735.20 = 5,048,758.07/x
  3. Step 3: Cross multiply
    9,178,620.56x = 12,666,735.20 × 5,048,758.07
  4. Step 4: Simplify right side
    9,178,620.56x = 63,951,281,510,841.29
  5. Step 5: Solve for x
    x = 63,951,281,510,841.29/9,178,620.56
  6. Step 6: Final answer
    x = 6,967,417.50

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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.