Home / 7,338,875.20-11,008,312.80-6,653,906.80

Finding the Fourth Proportional to 7,338,875.20, 11,008,312.80 and 6,653,906.80

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Solution

The fourth proportional to 7,338,875.20, 11,008,312.80 and 6,653,906.80 is: 9,980,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,875.20 : 11,008,312.80 = 6,653,906.80 : x
  2. Step 2: Convert to fraction form
    7,338,875.20/11,008,312.80 = 6,653,906.80/x
  3. Step 3: Cross multiply
    7,338,875.20x = 11,008,312.80 × 6,653,906.80
  4. Step 4: Simplify right side
    7,338,875.20x = 73,248,287,396,447.05
  5. Step 5: Solve for x
    x = 73,248,287,396,447.05/7,338,875.20
  6. Step 6: Final answer
    x = 9,980,860.20

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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.