Home / 62,085,781.28-85,678,457.28-33,828,020.48

Finding the Fourth Proportional to 62,085,781.28, 85,678,457.28 and 33,828,020.48

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Solution

The fourth proportional to 62,085,781.28, 85,678,457.28 and 33,828,020.48 is: 46,682,711.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,085,781.28 : 85,678,457.28 = 33,828,020.48 : x
  2. Step 2: Convert to fraction form
    62,085,781.28/85,678,457.28 = 33,828,020.48/x
  3. Step 3: Cross multiply
    62,085,781.28x = 85,678,457.28 × 33,828,020.48
  4. Step 4: Simplify right side
    62,085,781.28x = 2,898,332,607,562,645
  5. Step 5: Solve for x
    x = 2,898,332,607,562,645/62,085,781.28
  6. Step 6: Final answer
    x = 46,682,711.37

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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.