Home / 21,805,055.60-32,644,597.80-13,301,999.60

Finding the Fourth Proportional to 21,805,055.60, 32,644,597.80 and 13,301,999.60

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Solution

The fourth proportional to 21,805,055.60, 32,644,597.80 and 13,301,999.60 is: 19,914,575.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,055.60 : 32,644,597.80 = 13,301,999.60 : x
  2. Step 2: Convert to fraction form
    21,805,055.60/32,644,597.80 = 13,301,999.60/x
  3. Step 3: Cross multiply
    21,805,055.60x = 32,644,597.80 × 13,301,999.60
  4. Step 4: Simplify right side
    21,805,055.60x = 434,238,426,877,760.88
  5. Step 5: Solve for x
    x = 434,238,426,877,760.88/21,805,055.60
  6. Step 6: Final answer
    x = 19,914,575.54

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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.