Home / 36,637,911.40-54,956,867.10-18,722,007.40

Finding the Fourth Proportional to 36,637,911.40, 54,956,867.10 and 18,722,007.40

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Solution

The fourth proportional to 36,637,911.40, 54,956,867.10 and 18,722,007.40 is: 28,083,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,637,911.40 : 54,956,867.10 = 18,722,007.40 : x
  2. Step 2: Convert to fraction form
    36,637,911.40/54,956,867.10 = 18,722,007.40/x
  3. Step 3: Cross multiply
    36,637,911.40x = 54,956,867.10 × 18,722,007.40
  4. Step 4: Simplify right side
    36,637,911.40x = 1,028,902,872,527,016.50
  5. Step 5: Solve for x
    x = 1,028,902,872,527,016.50/36,637,911.40
  6. Step 6: Final answer
    x = 28,083,011.10

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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.