Home / 10,678,615.88-14,736,400.62-5,783,724.32

Finding the Fourth Proportional to 10,678,615.88, 14,736,400.62 and 5,783,724.32

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Solution

The fourth proportional to 10,678,615.88, 14,736,400.62 and 5,783,724.32 is: 7,981,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,615.88 : 14,736,400.62 = 5,783,724.32 : x
  2. Step 2: Convert to fraction form
    10,678,615.88/14,736,400.62 = 5,783,724.32/x
  3. Step 3: Cross multiply
    10,678,615.88x = 14,736,400.62 × 5,783,724.32
  4. Step 4: Simplify right side
    10,678,615.88x = 85,231,278,655,157.08
  5. Step 5: Solve for x
    x = 85,231,278,655,157.08/10,678,615.88
  6. Step 6: Final answer
    x = 7,981,491.20

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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.