Home / 12,100,271.20-18,097,918.80-10,830,061.60

Finding the Fourth Proportional to 12,100,271.20, 18,097,918.80 and 10,830,061.60

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Solution

The fourth proportional to 12,100,271.20, 18,097,918.80 and 10,830,061.60 is: 16,198,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100,271.20 : 18,097,918.80 = 10,830,061.60 : x
  2. Step 2: Convert to fraction form
    12,100,271.20/18,097,918.80 = 10,830,061.60/x
  3. Step 3: Cross multiply
    12,100,271.20x = 18,097,918.80 × 10,830,061.60
  4. Step 4: Simplify right side
    12,100,271.20x = 196,001,575,435,798.09
  5. Step 5: Solve for x
    x = 196,001,575,435,798.09/12,100,271.20
  6. Step 6: Final answer
    x = 16,198,114.26

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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.