Home / 39,947,999.60-59,820,623.40-21,976,799.60

Finding the Fourth Proportional to 39,947,999.60, 59,820,623.40 and 21,976,799.60

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Solution

The fourth proportional to 39,947,999.60, 59,820,623.40 and 21,976,799.60 is: 32,909,428.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947,999.60 : 59,820,623.40 = 21,976,799.60 : x
  2. Step 2: Convert to fraction form
    39,947,999.60/59,820,623.40 = 21,976,799.60/x
  3. Step 3: Cross multiply
    39,947,999.60x = 59,820,623.40 × 21,976,799.60
  4. Step 4: Simplify right side
    39,947,999.60x = 1,314,665,852,408,870.75
  5. Step 5: Solve for x
    x = 1,314,665,852,408,870.75/39,947,999.60
  6. Step 6: Final answer
    x = 32,909,428.90

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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.