Home / 39,101,183.71-53,962,155.80-21,697,528.93

Finding the Fourth Proportional to 39,101,183.71, 53,962,155.80 and 21,697,528.93

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Solution

The fourth proportional to 39,101,183.71, 53,962,155.80 and 21,697,528.93 is: 29,943,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,101,183.71 : 53,962,155.80 = 21,697,528.93 : x
  2. Step 2: Convert to fraction form
    39,101,183.71/53,962,155.80 = 21,697,528.93/x
  3. Step 3: Cross multiply
    39,101,183.71x = 53,962,155.80 × 21,697,528.93
  4. Step 4: Simplify right side
    39,101,183.71x = 1,170,845,436,555,710.25
  5. Step 5: Solve for x
    x = 1,170,845,436,555,710.25/39,101,183.71
  6. Step 6: Final answer
    x = 29,943,989.55

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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.