Home / 42,557,799.89-63,845,666.54-13,801,693.23

Finding the Fourth Proportional to 42,557,799.89, 63,845,666.54 and 13,801,693.23

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Solution

The fourth proportional to 42,557,799.89, 63,845,666.54 and 13,801,693.23 is: 20,705,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,799.89 : 63,845,666.54 = 13,801,693.23 : x
  2. Step 2: Convert to fraction form
    42,557,799.89/63,845,666.54 = 13,801,693.23/x
  3. Step 3: Cross multiply
    42,557,799.89x = 63,845,666.54 × 13,801,693.23
  4. Step 4: Simplify right side
    42,557,799.89x = 881,178,303,580,947
  5. Step 5: Solve for x
    x = 881,178,303,580,947/42,557,799.89
  6. Step 6: Final answer
    x = 20,705,447.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.