Home / 9,489,300.06-13,095,296.97-5,138,386.35

Finding the Fourth Proportional to 9,489,300.06, 13,095,296.97 and 5,138,386.35

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Solution

The fourth proportional to 9,489,300.06, 13,095,296.97 and 5,138,386.35 is: 7,091,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,300.06 : 13,095,296.97 = 5,138,386.35 : x
  2. Step 2: Convert to fraction form
    9,489,300.06/13,095,296.97 = 5,138,386.35/x
  3. Step 3: Cross multiply
    9,489,300.06x = 13,095,296.97 × 5,138,386.35
  4. Step 4: Simplify right side
    9,489,300.06x = 67,288,695,174,152.42
  5. Step 5: Solve for x
    x = 67,288,695,174,152.42/9,489,300.06
  6. Step 6: Final answer
    x = 7,091,007.21

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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.