Home / 13,744,516.76-18,966,913.46-7,633,338.92

Finding the Fourth Proportional to 13,744,516.76, 18,966,913.46 and 7,633,338.92

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Solution

The fourth proportional to 13,744,516.76, 18,966,913.46 and 7,633,338.92 is: 10,533,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,516.76 : 18,966,913.46 = 7,633,338.92 : x
  2. Step 2: Convert to fraction form
    13,744,516.76/18,966,913.46 = 7,633,338.92/x
  3. Step 3: Cross multiply
    13,744,516.76x = 18,966,913.46 × 7,633,338.92
  4. Step 4: Simplify right side
    13,744,516.76x = 144,780,878,630,738.62
  5. Step 5: Solve for x
    x = 144,780,878,630,738.62/13,744,516.76
  6. Step 6: Final answer
    x = 10,533,719.10

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1.5x scale

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.