Home / 15,248,168.56-22,854,528.72-5,657,429.68

Finding the Fourth Proportional to 15,248,168.56, 22,854,528.72 and 5,657,429.68

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Solution

The fourth proportional to 15,248,168.56, 22,854,528.72 and 5,657,429.68 is: 8,479,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248,168.56 : 22,854,528.72 = 5,657,429.68 : x
  2. Step 2: Convert to fraction form
    15,248,168.56/22,854,528.72 = 5,657,429.68/x
  3. Step 3: Cross multiply
    15,248,168.56x = 22,854,528.72 × 5,657,429.68
  4. Step 4: Simplify right side
    15,248,168.56x = 129,297,889,102,940.39
  5. Step 5: Solve for x
    x = 129,297,889,102,940.39/15,248,168.56
  6. Step 6: Final answer
    x = 8,479,568.45

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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.