Home / 19,842,532.80-29,748,660.28-9,052,287.60

Finding the Fourth Proportional to 19,842,532.80, 29,748,660.28 and 9,052,287.60

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Solution

The fourth proportional to 19,842,532.80, 29,748,660.28 and 9,052,287.60 is: 13,571,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842,532.80 : 29,748,660.28 = 9,052,287.60 : x
  2. Step 2: Convert to fraction form
    19,842,532.80/29,748,660.28 = 9,052,287.60/x
  3. Step 3: Cross multiply
    19,842,532.80x = 29,748,660.28 × 9,052,287.60
  4. Step 4: Simplify right side
    19,842,532.80x = 269,293,428,569,256.53
  5. Step 5: Solve for x
    x = 269,293,428,569,256.53/19,842,532.80
  6. Step 6: Final answer
    x = 13,571,524.93

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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.