Home / 9,769,685.33-13,483,780.02-5,420,172.93

Finding the Fourth Proportional to 9,769,685.33, 13,483,780.02 and 5,420,172.93

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Solution

The fourth proportional to 9,769,685.33, 13,483,780.02 and 5,420,172.93 is: 7,480,734.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,769,685.33 : 13,483,780.02 = 5,420,172.93 : x
  2. Step 2: Convert to fraction form
    9,769,685.33/13,483,780.02 = 5,420,172.93/x
  3. Step 3: Cross multiply
    9,769,685.33x = 13,483,780.02 × 5,420,172.93
  4. Step 4: Simplify right side
    9,769,685.33x = 73,084,419,458,478.86
  5. Step 5: Solve for x
    x = 73,084,419,458,478.86/9,769,685.33
  6. Step 6: Final answer
    x = 7,480,734.23

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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.