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Finding the Fourth Proportional to 7,984,440.36, 11,018,633.99 and 4,546,695.06

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Solution

The fourth proportional to 7,984,440.36, 11,018,633.99 and 4,546,695.06 is: 6,274,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,440.36 : 11,018,633.99 = 4,546,695.06 : x
  2. Step 2: Convert to fraction form
    7,984,440.36/11,018,633.99 = 4,546,695.06/x
  3. Step 3: Cross multiply
    7,984,440.36x = 11,018,633.99 × 4,546,695.06
  4. Step 4: Simplify right side
    7,984,440.36x = 50,098,368,707,547.61
  5. Step 5: Solve for x
    x = 50,098,368,707,547.61/7,984,440.36
  6. Step 6: Final answer
    x = 6,274,499.71

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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.