Home / 7,695,967.20-11,536,336.80-3,645,335.40

Finding the Fourth Proportional to 7,695,967.20, 11,536,336.80 and 3,645,335.40

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Solution

The fourth proportional to 7,695,967.20, 11,536,336.80 and 3,645,335.40 is: 5,464,396.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695,967.20 : 11,536,336.80 = 3,645,335.40 : x
  2. Step 2: Convert to fraction form
    7,695,967.20/11,536,336.80 = 3,645,335.40/x
  3. Step 3: Cross multiply
    7,695,967.20x = 11,536,336.80 × 3,645,335.40
  4. Step 4: Simplify right side
    7,695,967.20x = 42,053,816,923,362.72
  5. Step 5: Solve for x
    x = 42,053,816,923,362.72/7,695,967.20
  6. Step 6: Final answer
    x = 5,464,396.59

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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.