Home / 53,339,390.40-73,608,712.16-28,893,104.16

Finding the Fourth Proportional to 53,339,390.40, 73,608,712.16 and 28,893,104.16

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Solution

The fourth proportional to 53,339,390.40, 73,608,712.16 and 28,893,104.16 is: 39,872,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,339,390.40 : 73,608,712.16 = 28,893,104.16 : x
  2. Step 2: Convert to fraction form
    53,339,390.40/73,608,712.16 = 28,893,104.16/x
  3. Step 3: Cross multiply
    53,339,390.40x = 73,608,712.16 × 28,893,104.16
  4. Step 4: Simplify right side
    53,339,390.40x = 2,126,784,187,522,338.50
  5. Step 5: Solve for x
    x = 2,126,784,187,522,338.50/53,339,390.40
  6. Step 6: Final answer
    x = 39,872,675.18

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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.