Home / 33,220,138.40-49,830,207.60-19,559,261.60

Finding the Fourth Proportional to 33,220,138.40, 49,830,207.60 and 19,559,261.60

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Solution

The fourth proportional to 33,220,138.40, 49,830,207.60 and 19,559,261.60 is: 29,338,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,138.40 : 49,830,207.60 = 19,559,261.60 : x
  2. Step 2: Convert to fraction form
    33,220,138.40/49,830,207.60 = 19,559,261.60/x
  3. Step 3: Cross multiply
    33,220,138.40x = 49,830,207.60 × 19,559,261.60
  4. Step 4: Simplify right side
    33,220,138.40x = 974,642,066,030,708.25
  5. Step 5: Solve for x
    x = 974,642,066,030,708.25/33,220,138.40
  6. Step 6: Final answer
    x = 29,338,892.40

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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.