Home / 9,970,043.36-13,758,660-5,386,364.73

Finding the Fourth Proportional to 9,970,043.36, 13,758,660 and 5,386,364.73

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Solution

The fourth proportional to 9,970,043.36, 13,758,660 and 5,386,364.73 is: 7,433,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970,043.36 : 13,758,660 = 5,386,364.73 : x
  2. Step 2: Convert to fraction form
    9,970,043.36/13,758,660 = 5,386,364.73/x
  3. Step 3: Cross multiply
    9,970,043.36x = 13,758,660 × 5,386,364.73
  4. Step 4: Simplify right side
    9,970,043.36x = 74,109,160,956,061.81
  5. Step 5: Solve for x
    x = 74,109,160,956,061.81/9,970,043.36
  6. Step 6: Final answer
    x = 7,433,183.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.