Home / 28,546,785.36-39,395,150.28-16,156,878.48

Finding the Fourth Proportional to 28,546,785.36, 39,395,150.28 and 16,156,878.48

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Solution

The fourth proportional to 28,546,785.36, 39,395,150.28 and 16,156,878.48 is: 22,296,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,785.36 : 39,395,150.28 = 16,156,878.48 : x
  2. Step 2: Convert to fraction form
    28,546,785.36/39,395,150.28 = 16,156,878.48/x
  3. Step 3: Cross multiply
    28,546,785.36x = 39,395,150.28 × 16,156,878.48
  4. Step 4: Simplify right side
    28,546,785.36x = 636,502,655,775,298
  5. Step 5: Solve for x
    x = 636,502,655,775,298/28,546,785.36
  6. Step 6: Final answer
    x = 22,296,824.24

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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.