Home / 54,377,417.29-81,563,913.85-13,435,825.39

Finding the Fourth Proportional to 54,377,417.29, 81,563,913.85 and 13,435,825.39

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Solution

The fourth proportional to 54,377,417.29, 81,563,913.85 and 13,435,825.39 is: 20,153,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377,417.29 : 81,563,913.85 = 13,435,825.39 : x
  2. Step 2: Convert to fraction form
    54,377,417.29/81,563,913.85 = 13,435,825.39/x
  3. Step 3: Cross multiply
    54,377,417.29x = 81,563,913.85 × 13,435,825.39
  4. Step 4: Simplify right side
    54,377,417.29x = 1,095,878,504,401,295.38
  5. Step 5: Solve for x
    x = 1,095,878,504,401,295.38/54,377,417.29
  6. Step 6: Final answer
    x = 20,153,191.51

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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.