Home / 62,869,293.60-86,712,858.36-55,514,150.16

Finding the Fourth Proportional to 62,869,293.60, 86,712,858.36 and 55,514,150.16

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Solution

The fourth proportional to 62,869,293.60, 86,712,858.36 and 55,514,150.16 is: 76,568,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,869,293.60 : 86,712,858.36 = 55,514,150.16 : x
  2. Step 2: Convert to fraction form
    62,869,293.60/86,712,858.36 = 55,514,150.16/x
  3. Step 3: Cross multiply
    62,869,293.60x = 86,712,858.36 × 55,514,150.16
  4. Step 4: Simplify right side
    62,869,293.60x = 4,813,790,639,799,851
  5. Step 5: Solve for x
    x = 4,813,790,639,799,851/62,869,293.60
  6. Step 6: Final answer
    x = 76,568,231.71

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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.