Home / 54,403,806.40-81,605,709.60-14,014,290.40

Finding the Fourth Proportional to 54,403,806.40, 81,605,709.60 and 14,014,290.40

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Solution

The fourth proportional to 54,403,806.40, 81,605,709.60 and 14,014,290.40 is: 21,021,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,403,806.40 : 81,605,709.60 = 14,014,290.40 : x
  2. Step 2: Convert to fraction form
    54,403,806.40/81,605,709.60 = 14,014,290.40/x
  3. Step 3: Cross multiply
    54,403,806.40x = 81,605,709.60 × 14,014,290.40
  4. Step 4: Simplify right side
    54,403,806.40x = 1,143,646,112,632,467.75
  5. Step 5: Solve for x
    x = 1,143,646,112,632,467.75/54,403,806.40
  6. Step 6: Final answer
    x = 21,021,435.60

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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.