Home / 13,207,112.54-19,812,026.28-4,571,198.90

Finding the Fourth Proportional to 13,207,112.54, 19,812,026.28 and 4,571,198.90

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Solution

The fourth proportional to 13,207,112.54, 19,812,026.28 and 4,571,198.90 is: 6,857,268.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,207,112.54 : 19,812,026.28 = 4,571,198.90 : x
  2. Step 2: Convert to fraction form
    13,207,112.54/19,812,026.28 = 4,571,198.90/x
  3. Step 3: Cross multiply
    13,207,112.54x = 19,812,026.28 × 4,571,198.90
  4. Step 4: Simplify right side
    13,207,112.54x = 90,564,712,737,907.11
  5. Step 5: Solve for x
    x = 90,564,712,737,907.11/13,207,112.54
  6. Step 6: Final answer
    x = 6,857,268.19

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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.