Home / 9,078,560.42-12,528,036.41-4,948,500.69

Finding the Fourth Proportional to 9,078,560.42, 12,528,036.41 and 4,948,500.69

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Solution

The fourth proportional to 9,078,560.42, 12,528,036.41 and 4,948,500.69 is: 6,828,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078,560.42 : 12,528,036.41 = 4,948,500.69 : x
  2. Step 2: Convert to fraction form
    9,078,560.42/12,528,036.41 = 4,948,500.69/x
  3. Step 3: Cross multiply
    9,078,560.42x = 12,528,036.41 × 4,948,500.69
  4. Step 4: Simplify right side
    9,078,560.42x = 61,994,996,794,487.62
  5. Step 5: Solve for x
    x = 61,994,996,794,487.62/9,078,560.42
  6. Step 6: Final answer
    x = 6,828,725.48

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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.