Home / 9,968,019.75-13,755,872.79-5,384,341.17

Finding the Fourth Proportional to 9,968,019.75, 13,755,872.79 and 5,384,341.17

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Solution

The fourth proportional to 9,968,019.75, 13,755,872.79 and 5,384,341.17 is: 7,430,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,019.75 : 13,755,872.79 = 5,384,341.17 : x
  2. Step 2: Convert to fraction form
    9,968,019.75/13,755,872.79 = 5,384,341.17/x
  3. Step 3: Cross multiply
    9,968,019.75x = 13,755,872.79 × 5,384,341.17
  4. Step 4: Simplify right side
    9,968,019.75x = 74,066,312,192,479.77
  5. Step 5: Solve for x
    x = 74,066,312,192,479.77/9,968,019.75
  6. Step 6: Final answer
    x = 7,430,393.80

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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.