Home / 7,406,031.60-11,092,458.60-7,240,143.60

Finding the Fourth Proportional to 7,406,031.60, 11,092,458.60 and 7,240,143.60

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Solution

The fourth proportional to 7,406,031.60, 11,092,458.60 and 7,240,143.60 is: 10,843,998.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,406,031.60 : 11,092,458.60 = 7,240,143.60 : x
  2. Step 2: Convert to fraction form
    7,406,031.60/11,092,458.60 = 7,240,143.60/x
  3. Step 3: Cross multiply
    7,406,031.60x = 11,092,458.60 × 7,240,143.60
  4. Step 4: Simplify right side
    7,406,031.60x = 80,310,993,141,054.95
  5. Step 5: Solve for x
    x = 80,310,993,141,054.95/7,406,031.60
  6. Step 6: Final answer
    x = 10,843,998.17

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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.