Home / 55,315,328.40-82,972,992.60-14,925,747.60

Finding the Fourth Proportional to 55,315,328.40, 82,972,992.60 and 14,925,747.60

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Solution

The fourth proportional to 55,315,328.40, 82,972,992.60 and 14,925,747.60 is: 22,388,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,315,328.40 : 82,972,992.60 = 14,925,747.60 : x
  2. Step 2: Convert to fraction form
    55,315,328.40/82,972,992.60 = 14,925,747.60/x
  3. Step 3: Cross multiply
    55,315,328.40x = 82,972,992.60 × 14,925,747.60
  4. Step 4: Simplify right side
    55,315,328.40x = 1,238,433,945,164,267.75
  5. Step 5: Solve for x
    x = 1,238,433,945,164,267.75/55,315,328.40
  6. Step 6: Final answer
    x = 22,388,621.40

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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.