Home / 32,998,821.28-45,537,688-18,313,634.56

Finding the Fourth Proportional to 32,998,821.28, 45,537,688 and 18,313,634.56

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Solution

The fourth proportional to 32,998,821.28, 45,537,688 and 18,313,634.56 is: 25,272,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998,821.28 : 45,537,688 = 18,313,634.56 : x
  2. Step 2: Convert to fraction form
    32,998,821.28/45,537,688 = 18,313,634.56/x
  3. Step 3: Cross multiply
    32,998,821.28x = 45,537,688 × 18,313,634.56
  4. Step 4: Simplify right side
    32,998,821.28x = 833,960,576,739,297.25
  5. Step 5: Solve for x
    x = 833,960,576,739,297.25/32,998,821.28
  6. Step 6: Final answer
    x = 25,272,435.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.