Home / 9,630,873.18-13,290,601.80-5,279,866.14

Finding the Fourth Proportional to 9,630,873.18, 13,290,601.80 and 5,279,866.14

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Solution

The fourth proportional to 9,630,873.18, 13,290,601.80 and 5,279,866.14 is: 7,286,213.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630,873.18 : 13,290,601.80 = 5,279,866.14 : x
  2. Step 2: Convert to fraction form
    9,630,873.18/13,290,601.80 = 5,279,866.14/x
  3. Step 3: Cross multiply
    9,630,873.18x = 13,290,601.80 × 5,279,866.14
  4. Step 4: Simplify right side
    9,630,873.18x = 70,172,598,424,043.05
  5. Step 5: Solve for x
    x = 70,172,598,424,043.05/9,630,873.18
  6. Step 6: Final answer
    x = 7,286,213.53

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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.