Home / 28,726,894.40-43,113,842.40-28,502,945.60

Finding the Fourth Proportional to 28,726,894.40, 43,113,842.40 and 28,502,945.60

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Solution

The fourth proportional to 28,726,894.40, 43,113,842.40 and 28,502,945.60 is: 42,777,735.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726,894.40 : 43,113,842.40 = 28,502,945.60 : x
  2. Step 2: Convert to fraction form
    28,726,894.40/43,113,842.40 = 28,502,945.60/x
  3. Step 3: Cross multiply
    28,726,894.40x = 43,113,842.40 × 28,502,945.60
  4. Step 4: Simplify right side
    28,726,894.40x = 1,228,871,504,534,173.50
  5. Step 5: Solve for x
    x = 1,228,871,504,534,173.50/28,726,894.40
  6. Step 6: Final answer
    x = 42,777,735.99

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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.