Home / 9,968,031.26-13,755,888.66-5,384,352.68

Finding the Fourth Proportional to 9,968,031.26, 13,755,888.66 and 5,384,352.68

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Solution

The fourth proportional to 9,968,031.26, 13,755,888.66 and 5,384,352.68 is: 7,430,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,031.26 : 13,755,888.66 = 5,384,352.68 : x
  2. Step 2: Convert to fraction form
    9,968,031.26/13,755,888.66 = 5,384,352.68/x
  3. Step 3: Cross multiply
    9,968,031.26x = 13,755,888.66 × 5,384,352.68
  4. Step 4: Simplify right side
    9,968,031.26x = 74,066,555,972,252.61
  5. Step 5: Solve for x
    x = 74,066,555,972,252.61/9,968,031.26
  6. Step 6: Final answer
    x = 7,430,409.68

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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.