Home / 31,248,356.48-43,123,076.80-17,309,925.08

Finding the Fourth Proportional to 31,248,356.48, 43,123,076.80 and 17,309,925.08

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Solution

The fourth proportional to 31,248,356.48, 43,123,076.80 and 17,309,925.08 is: 23,887,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,356.48 : 43,123,076.80 = 17,309,925.08 : x
  2. Step 2: Convert to fraction form
    31,248,356.48/43,123,076.80 = 17,309,925.08/x
  3. Step 3: Cross multiply
    31,248,356.48x = 43,123,076.80 × 17,309,925.08
  4. Step 4: Simplify right side
    31,248,356.48x = 746,457,228,627,086
  5. Step 5: Solve for x
    x = 746,457,228,627,086/31,248,356.48
  6. Step 6: Final answer
    x = 23,887,887.64

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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.