Home / 9,147,526.80-13,721,290.20-2,415,940.80

Finding the Fourth Proportional to 9,147,526.80, 13,721,290.20 and 2,415,940.80

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Solution

The fourth proportional to 9,147,526.80, 13,721,290.20 and 2,415,940.80 is: 3,623,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147,526.80 : 13,721,290.20 = 2,415,940.80 : x
  2. Step 2: Convert to fraction form
    9,147,526.80/13,721,290.20 = 2,415,940.80/x
  3. Step 3: Cross multiply
    9,147,526.80x = 13,721,290.20 × 2,415,940.80
  4. Step 4: Simplify right side
    9,147,526.80x = 33,149,824,822,820.16
  5. Step 5: Solve for x
    x = 33,149,824,822,820.16/9,147,526.80
  6. Step 6: Final answer
    x = 3,623,911.20

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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.