Home / 27,648,243.20-41,472,364.80-19,586,086.40

Finding the Fourth Proportional to 27,648,243.20, 41,472,364.80 and 19,586,086.40

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Solution

The fourth proportional to 27,648,243.20, 41,472,364.80 and 19,586,086.40 is: 29,379,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648,243.20 : 41,472,364.80 = 19,586,086.40 : x
  2. Step 2: Convert to fraction form
    27,648,243.20/41,472,364.80 = 19,586,086.40/x
  3. Step 3: Cross multiply
    27,648,243.20x = 41,472,364.80 × 19,586,086.40
  4. Step 4: Simplify right side
    27,648,243.20x = 812,281,320,185,118.62
  5. Step 5: Solve for x
    x = 812,281,320,185,118.62/27,648,243.20
  6. Step 6: Final answer
    x = 29,379,129.60

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1.5x scale

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.