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Finding the Fourth Proportional to 9,836,655.44, 14,754,969.54 and 2,648,197.04

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Solution

The fourth proportional to 9,836,655.44, 14,754,969.54 and 2,648,197.04 is: 3,972,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836,655.44 : 14,754,969.54 = 2,648,197.04 : x
  2. Step 2: Convert to fraction form
    9,836,655.44/14,754,969.54 = 2,648,197.04/x
  3. Step 3: Cross multiply
    9,836,655.44x = 14,754,969.54 × 2,648,197.04
  4. Step 4: Simplify right side
    9,836,655.44x = 39,074,066,661,118.16
  5. Step 5: Solve for x
    x = 39,074,066,661,118.16/9,836,655.44
  6. Step 6: Final answer
    x = 3,972,291.89

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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.