Home / 54,208,917.84-81,314,424.88-13,268,715.20

Finding the Fourth Proportional to 54,208,917.84, 81,314,424.88 and 13,268,715.20

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Solution

The fourth proportional to 54,208,917.84, 81,314,424.88 and 13,268,715.20 is: 19,903,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208,917.84 : 81,314,424.88 = 13,268,715.20 : x
  2. Step 2: Convert to fraction form
    54,208,917.84/81,314,424.88 = 13,268,715.20/x
  3. Step 3: Cross multiply
    54,208,917.84x = 81,314,424.88 × 13,268,715.20
  4. Step 4: Simplify right side
    54,208,917.84x = 1,078,937,945,384,514
  5. Step 5: Solve for x
    x = 1,078,937,945,384,514/54,208,917.84
  6. Step 6: Final answer
    x = 19,903,329.35

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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.