Home / 13,272,076.80-19,908,115.20-9,220,003.20

Finding the Fourth Proportional to 13,272,076.80, 19,908,115.20 and 9,220,003.20

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Solution

The fourth proportional to 13,272,076.80, 19,908,115.20 and 9,220,003.20 is: 13,830,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272,076.80 : 19,908,115.20 = 9,220,003.20 : x
  2. Step 2: Convert to fraction form
    13,272,076.80/19,908,115.20 = 9,220,003.20/x
  3. Step 3: Cross multiply
    13,272,076.80x = 19,908,115.20 × 9,220,003.20
  4. Step 4: Simplify right side
    13,272,076.80x = 183,552,885,849,968.62
  5. Step 5: Solve for x
    x = 183,552,885,849,968.62/13,272,076.80
  6. Step 6: Final answer
    x = 13,830,004.80

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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.