Home / 18,789,934.26-28,184,901.40-4,606,510.26

Finding the Fourth Proportional to 18,789,934.26, 28,184,901.40 and 4,606,510.26

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Solution

The fourth proportional to 18,789,934.26, 28,184,901.40 and 4,606,510.26 is: 6,909,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,789,934.26 : 28,184,901.40 = 4,606,510.26 : x
  2. Step 2: Convert to fraction form
    18,789,934.26/28,184,901.40 = 4,606,510.26/x
  3. Step 3: Cross multiply
    18,789,934.26x = 28,184,901.40 × 4,606,510.26
  4. Step 4: Simplify right side
    18,789,934.26x = 129,834,037,476,188.34
  5. Step 5: Solve for x
    x = 129,834,037,476,188.34/18,789,934.26
  6. Step 6: Final answer
    x = 6,909,765.39

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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.