Home / 55,258,423.85-82,869,699.74-18,360,404.75

Finding the Fourth Proportional to 55,258,423.85, 82,869,699.74 and 18,360,404.75

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Solution

The fourth proportional to 55,258,423.85, 82,869,699.74 and 18,360,404.75 is: 27,534,647.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,258,423.85 : 82,869,699.74 = 18,360,404.75 : x
  2. Step 2: Convert to fraction form
    55,258,423.85/82,869,699.74 = 18,360,404.75/x
  3. Step 3: Cross multiply
    55,258,423.85x = 82,869,699.74 × 18,360,404.75
  4. Step 4: Simplify right side
    55,258,423.85x = 1,521,521,228,231,219.25
  5. Step 5: Solve for x
    x = 1,521,521,228,231,219.25/55,258,423.85
  6. Step 6: Final answer
    x = 27,534,647.61

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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.