Home / 13,468,641.64-18,586,724.72-7,273,687.74

Finding the Fourth Proportional to 13,468,641.64, 18,586,724.72 and 7,273,687.74

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Solution

The fourth proportional to 13,468,641.64, 18,586,724.72 and 7,273,687.74 is: 10,037,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468,641.64 : 18,586,724.72 = 7,273,687.74 : x
  2. Step 2: Convert to fraction form
    13,468,641.64/18,586,724.72 = 7,273,687.74/x
  3. Step 3: Cross multiply
    13,468,641.64x = 18,586,724.72 × 7,273,687.74
  4. Step 4: Simplify right side
    13,468,641.64x = 135,194,031,722,618.92
  5. Step 5: Solve for x
    x = 135,194,031,722,618.92/13,468,641.64
  6. Step 6: Final answer
    x = 10,037,688.68

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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.