Home / 7,587,771.80-10,470,493.08-4,279,883.81

Finding the Fourth Proportional to 7,587,771.80, 10,470,493.08 and 4,279,883.81

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Solution

The fourth proportional to 7,587,771.80, 10,470,493.08 and 4,279,883.81 is: 5,905,883.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587,771.80 : 10,470,493.08 = 4,279,883.81 : x
  2. Step 2: Convert to fraction form
    7,587,771.80/10,470,493.08 = 4,279,883.81/x
  3. Step 3: Cross multiply
    7,587,771.80x = 10,470,493.08 × 4,279,883.81
  4. Step 4: Simplify right side
    7,587,771.80x = 44,812,493,763,456.57
  5. Step 5: Solve for x
    x = 44,812,493,763,456.57/7,587,771.80
  6. Step 6: Final answer
    x = 5,905,883.17

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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.