Home / 14,256,067.80-21,384,101.70-9,721,104.60

Finding the Fourth Proportional to 14,256,067.80, 21,384,101.70 and 9,721,104.60

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Solution

The fourth proportional to 14,256,067.80, 21,384,101.70 and 9,721,104.60 is: 14,581,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256,067.80 : 21,384,101.70 = 9,721,104.60 : x
  2. Step 2: Convert to fraction form
    14,256,067.80/21,384,101.70 = 9,721,104.60/x
  3. Step 3: Cross multiply
    14,256,067.80x = 21,384,101.70 × 9,721,104.60
  4. Step 4: Simplify right side
    14,256,067.80x = 207,877,089,402,737.81
  5. Step 5: Solve for x
    x = 207,877,089,402,737.81/14,256,067.80
  6. Step 6: Final answer
    x = 14,581,656.90

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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.