Home / 7,132,995.09-9,843,532.07-4,077,274.95

Finding the Fourth Proportional to 7,132,995.09, 9,843,532.07 and 4,077,274.95

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Solution

The fourth proportional to 7,132,995.09, 9,843,532.07 and 4,077,274.95 is: 5,626,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132,995.09 : 9,843,532.07 = 4,077,274.95 : x
  2. Step 2: Convert to fraction form
    7,132,995.09/9,843,532.07 = 4,077,274.95/x
  3. Step 3: Cross multiply
    7,132,995.09x = 9,843,532.07 × 4,077,274.95
  4. Step 4: Simplify right side
    7,132,995.09x = 40,134,786,708,146.27
  5. Step 5: Solve for x
    x = 40,134,786,708,146.27/7,132,995.09
  6. Step 6: Final answer
    x = 5,626,638.77

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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.