Home / 7,919,156.32-10,928,442.72-4,297,484.32

Finding the Fourth Proportional to 7,919,156.32, 10,928,442.72 and 4,297,484.32

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Solution

The fourth proportional to 7,919,156.32, 10,928,442.72 and 4,297,484.32 is: 5,930,532.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,919,156.32 : 10,928,442.72 = 4,297,484.32 : x
  2. Step 2: Convert to fraction form
    7,919,156.32/10,928,442.72 = 4,297,484.32/x
  3. Step 3: Cross multiply
    7,919,156.32x = 10,928,442.72 × 4,297,484.32
  4. Step 4: Simplify right side
    7,919,156.32x = 46,964,811,231,218.16
  5. Step 5: Solve for x
    x = 46,964,811,231,218.16/7,919,156.32
  6. Step 6: Final answer
    x = 5,930,532.16

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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.