Home / 32,928,140.40-45,440,833.72-18,441,452.40

Finding the Fourth Proportional to 32,928,140.40, 45,440,833.72 and 18,441,452.40

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Solution

The fourth proportional to 32,928,140.40, 45,440,833.72 and 18,441,452.40 is: 25,449,204.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928,140.40 : 45,440,833.72 = 18,441,452.40 : x
  2. Step 2: Convert to fraction form
    32,928,140.40/45,440,833.72 = 18,441,452.40/x
  3. Step 3: Cross multiply
    32,928,140.40x = 45,440,833.72 × 18,441,452.40
  4. Step 4: Simplify right side
    32,928,140.40x = 837,994,972,063,694.88
  5. Step 5: Solve for x
    x = 837,994,972,063,694.88/32,928,140.40
  6. Step 6: Final answer
    x = 25,449,204.29

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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.