Home / 54,385,019.25-81,580,238.25-15,529,235.40

Finding the Fourth Proportional to 54,385,019.25, 81,580,238.25 and 15,529,235.40

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Solution

The fourth proportional to 54,385,019.25, 81,580,238.25 and 15,529,235.40 is: 23,294,626.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,385,019.25 : 81,580,238.25 = 15,529,235.40 : x
  2. Step 2: Convert to fraction form
    54,385,019.25/81,580,238.25 = 15,529,235.40/x
  3. Step 3: Cross multiply
    54,385,019.25x = 81,580,238.25 × 15,529,235.40
  4. Step 4: Simplify right side
    54,385,019.25x = 1,266,878,723,772,334
  5. Step 5: Solve for x
    x = 1,266,878,723,772,334/54,385,019.25
  6. Step 6: Final answer
    x = 23,294,626.74

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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.