Home / 13,156,719.84-19,736,433.54-4,966,260.83

Finding the Fourth Proportional to 13,156,719.84, 19,736,433.54 and 4,966,260.83

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Solution

The fourth proportional to 13,156,719.84, 19,736,433.54 and 4,966,260.83 is: 7,449,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,719.84 : 19,736,433.54 = 4,966,260.83 : x
  2. Step 2: Convert to fraction form
    13,156,719.84/19,736,433.54 = 4,966,260.83/x
  3. Step 3: Cross multiply
    13,156,719.84x = 19,736,433.54 × 4,966,260.83
  4. Step 4: Simplify right side
    13,156,719.84x = 98,016,276,813,600.23
  5. Step 5: Solve for x
    x = 98,016,276,813,600.23/13,156,719.84
  6. Step 6: Final answer
    x = 7,449,902.26

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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.