Home / 13,475,277.70-20,212,916.55-10,286,631.70

Finding the Fourth Proportional to 13,475,277.70, 20,212,916.55 and 10,286,631.70

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Solution

The fourth proportional to 13,475,277.70, 20,212,916.55 and 10,286,631.70 is: 15,429,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,277.70 : 20,212,916.55 = 10,286,631.70 : x
  2. Step 2: Convert to fraction form
    13,475,277.70/20,212,916.55 = 10,286,631.70/x
  3. Step 3: Cross multiply
    13,475,277.70x = 20,212,916.55 × 10,286,631.70
  4. Step 4: Simplify right side
    13,475,277.70x = 207,922,828,132,684.62
  5. Step 5: Solve for x
    x = 207,922,828,132,684.62/13,475,277.70
  6. Step 6: Final answer
    x = 15,429,947.55

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Similar ratio
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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.