Home / 18,619,468.68-27,930,253.54-5,666,041.50

Finding the Fourth Proportional to 18,619,468.68, 27,930,253.54 and 5,666,041.50

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Solution

The fourth proportional to 18,619,468.68, 27,930,253.54 and 5,666,041.50 is: 8,499,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,619,468.68 : 27,930,253.54 = 5,666,041.50 : x
  2. Step 2: Convert to fraction form
    18,619,468.68/27,930,253.54 = 5,666,041.50/x
  3. Step 3: Cross multiply
    18,619,468.68x = 27,930,253.54 × 5,666,041.50
  4. Step 4: Simplify right side
    18,619,468.68x = 158,253,975,663,161.91
  5. Step 5: Solve for x
    x = 158,253,975,663,161.91/18,619,468.68
  6. Step 6: Final answer
    x = 8,499,381.93

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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.