Home / 6,415,055.36-8,852,787.20-3,514,382.72

Finding the Fourth Proportional to 6,415,055.36, 8,852,787.20 and 3,514,382.72

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Solution

The fourth proportional to 6,415,055.36, 8,852,787.20 and 3,514,382.72 is: 4,849,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415,055.36 : 8,852,787.20 = 3,514,382.72 : x
  2. Step 2: Convert to fraction form
    6,415,055.36/8,852,787.20 = 3,514,382.72/x
  3. Step 3: Cross multiply
    6,415,055.36x = 8,852,787.20 × 3,514,382.72
  4. Step 4: Simplify right side
    6,415,055.36x = 31,112,082,359,517.18
  5. Step 5: Solve for x
    x = 31,112,082,359,517.18/6,415,055.36
  6. Step 6: Final answer
    x = 4,849,854.07

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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.