Home / 39,807,699.75-54,928,700.64-22,403,007

Finding the Fourth Proportional to 39,807,699.75, 54,928,700.64 and 22,403,007

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Solution

The fourth proportional to 39,807,699.75, 54,928,700.64 and 22,403,007 is: 30,912,815.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,807,699.75 : 54,928,700.64 = 22,403,007 : x
  2. Step 2: Convert to fraction form
    39,807,699.75/54,928,700.64 = 22,403,007/x
  3. Step 3: Cross multiply
    39,807,699.75x = 54,928,700.64 × 22,403,007
  4. Step 4: Simplify right side
    39,807,699.75x = 1,230,568,064,938,824.50
  5. Step 5: Solve for x
    x = 1,230,568,064,938,824.50/39,807,699.75
  6. Step 6: Final answer
    x = 30,912,815.18

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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.