Home / 5,431,748.70-8,147,623.05-2,445,764.70

Finding the Fourth Proportional to 5,431,748.70, 8,147,623.05 and 2,445,764.70

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Solution

The fourth proportional to 5,431,748.70, 8,147,623.05 and 2,445,764.70 is: 3,668,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,748.70 : 8,147,623.05 = 2,445,764.70 : x
  2. Step 2: Convert to fraction form
    5,431,748.70/8,147,623.05 = 2,445,764.70/x
  3. Step 3: Cross multiply
    5,431,748.70x = 8,147,623.05 × 2,445,764.70
  4. Step 4: Simplify right side
    5,431,748.70x = 19,927,168,844,596.34
  5. Step 5: Solve for x
    x = 19,927,168,844,596.34/5,431,748.70
  6. Step 6: Final answer
    x = 3,668,647.05

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Double scale
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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.