Home / 21,851,495.20-32,750,998.80-9,065,418.40

Finding the Fourth Proportional to 21,851,495.20, 32,750,998.80 and 9,065,418.40

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Solution

The fourth proportional to 21,851,495.20, 32,750,998.80 and 9,065,418.40 is: 13,587,239.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,851,495.20 : 32,750,998.80 = 9,065,418.40 : x
  2. Step 2: Convert to fraction form
    21,851,495.20/32,750,998.80 = 9,065,418.40/x
  3. Step 3: Cross multiply
    21,851,495.20x = 32,750,998.80 × 9,065,418.40
  4. Step 4: Simplify right side
    21,851,495.20x = 296,901,507,139,897.94
  5. Step 5: Solve for x
    x = 296,901,507,139,897.94/21,851,495.20
  6. Step 6: Final answer
    x = 13,587,239.89

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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.