Home / 10,117,803.34-13,967,128.04-6,451,647.76

Finding the Fourth Proportional to 10,117,803.34, 13,967,128.04 and 6,451,647.76

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Solution

The fourth proportional to 10,117,803.34, 13,967,128.04 and 6,451,647.76 is: 8,906,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117,803.34 : 13,967,128.04 = 6,451,647.76 : x
  2. Step 2: Convert to fraction form
    10,117,803.34/13,967,128.04 = 6,451,647.76/x
  3. Step 3: Cross multiply
    10,117,803.34x = 13,967,128.04 × 6,451,647.76
  4. Step 4: Simplify right side
    10,117,803.34x = 90,110,990,332,899.19
  5. Step 5: Solve for x
    x = 90,110,990,332,899.19/10,117,803.34
  6. Step 6: Final answer
    x = 8,906,181.24

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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.