Home / 8,587,426.47-11,850,674.39-4,720,343.91

Finding the Fourth Proportional to 8,587,426.47, 11,850,674.39 and 4,720,343.91

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Solution

The fourth proportional to 8,587,426.47, 11,850,674.39 and 4,720,343.91 is: 6,514,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,426.47 : 11,850,674.39 = 4,720,343.91 : x
  2. Step 2: Convert to fraction form
    8,587,426.47/11,850,674.39 = 4,720,343.91/x
  3. Step 3: Cross multiply
    8,587,426.47x = 11,850,674.39 × 4,720,343.91
  4. Step 4: Simplify right side
    8,587,426.47x = 55,939,258,686,229.47
  5. Step 5: Solve for x
    x = 55,939,258,686,229.47/8,587,426.47
  6. Step 6: Final answer
    x = 6,514,088.81

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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.