Home / 33,264,430.40-49,896,645.60-20,499,348.80

Finding the Fourth Proportional to 33,264,430.40, 49,896,645.60 and 20,499,348.80

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Solution

The fourth proportional to 33,264,430.40, 49,896,645.60 and 20,499,348.80 is: 30,749,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,264,430.40 : 49,896,645.60 = 20,499,348.80 : x
  2. Step 2: Convert to fraction form
    33,264,430.40/49,896,645.60 = 20,499,348.80/x
  3. Step 3: Cross multiply
    33,264,430.40x = 49,896,645.60 × 20,499,348.80
  4. Step 4: Simplify right side
    33,264,430.40x = 1,022,848,742,104,385.38
  5. Step 5: Solve for x
    x = 1,022,848,742,104,385.38/33,264,430.40
  6. Step 6: Final answer
    x = 30,749,023.20

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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.