Home / 13,735,999.60-20,603,999.40-10,557,170.80

Finding the Fourth Proportional to 13,735,999.60, 20,603,999.40 and 10,557,170.80

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Solution

The fourth proportional to 13,735,999.60, 20,603,999.40 and 10,557,170.80 is: 15,835,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735,999.60 : 20,603,999.40 = 10,557,170.80 : x
  2. Step 2: Convert to fraction form
    13,735,999.60/20,603,999.40 = 10,557,170.80/x
  3. Step 3: Cross multiply
    13,735,999.60x = 20,603,999.40 × 10,557,170.80
  4. Step 4: Simplify right side
    13,735,999.60x = 217,519,940,828,897.53
  5. Step 5: Solve for x
    x = 217,519,940,828,897.53/13,735,999.60
  6. Step 6: Final answer
    x = 15,835,756.20

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1.5x scale

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.