Home / 22,395,228.02-30,901,736.48-12,972,668.32

Finding the Fourth Proportional to 22,395,228.02, 30,901,736.48 and 12,972,668.32

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Solution

The fourth proportional to 22,395,228.02, 30,901,736.48 and 12,972,668.32 is: 17,900,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395,228.02 : 30,901,736.48 = 12,972,668.32 : x
  2. Step 2: Convert to fraction form
    22,395,228.02/30,901,736.48 = 12,972,668.32/x
  3. Step 3: Cross multiply
    22,395,228.02x = 30,901,736.48 × 12,972,668.32
  4. Step 4: Simplify right side
    22,395,228.02x = 400,877,977,867,084.31
  5. Step 5: Solve for x
    x = 400,877,977,867,084.31/22,395,228.02
  6. Step 6: Final answer
    x = 17,900,151.65

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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.