Home / 51,648,016.40-77,472,024.60-43,585,859.60

Finding the Fourth Proportional to 51,648,016.40, 77,472,024.60 and 43,585,859.60

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Solution

The fourth proportional to 51,648,016.40, 77,472,024.60 and 43,585,859.60 is: 65,378,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648,016.40 : 77,472,024.60 = 43,585,859.60 : x
  2. Step 2: Convert to fraction form
    51,648,016.40/77,472,024.60 = 43,585,859.60/x
  3. Step 3: Cross multiply
    51,648,016.40x = 77,472,024.60 × 43,585,859.60
  4. Step 4: Simplify right side
    51,648,016.40x = 3,376,684,787,143,346
  5. Step 5: Solve for x
    x = 3,376,684,787,143,346/51,648,016.40
  6. Step 6: Final answer
    x = 65,378,789.40

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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.