Home / 19,928,233.20-29,892,349.80-18,164,636.40

Finding the Fourth Proportional to 19,928,233.20, 29,892,349.80 and 18,164,636.40

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Solution

The fourth proportional to 19,928,233.20, 29,892,349.80 and 18,164,636.40 is: 27,246,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,233.20 : 29,892,349.80 = 18,164,636.40 : x
  2. Step 2: Convert to fraction form
    19,928,233.20/29,892,349.80 = 18,164,636.40/x
  3. Step 3: Cross multiply
    19,928,233.20x = 29,892,349.80 × 18,164,636.40
  4. Step 4: Simplify right side
    19,928,233.20x = 542,983,665,258,612.69
  5. Step 5: Solve for x
    x = 542,983,665,258,612.69/19,928,233.20
  6. Step 6: Final answer
    x = 27,246,954.60

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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.