Home / 43,632,005.60-65,448,008.40-13,339,868.60

Finding the Fourth Proportional to 43,632,005.60, 65,448,008.40 and 13,339,868.60

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Solution

The fourth proportional to 43,632,005.60, 65,448,008.40 and 13,339,868.60 is: 20,009,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,632,005.60 : 65,448,008.40 = 13,339,868.60 : x
  2. Step 2: Convert to fraction form
    43,632,005.60/65,448,008.40 = 13,339,868.60/x
  3. Step 3: Cross multiply
    43,632,005.60x = 65,448,008.40 × 13,339,868.60
  4. Step 4: Simplify right side
    43,632,005.60x = 873,067,832,187,696.25
  5. Step 5: Solve for x
    x = 873,067,832,187,696.25/43,632,005.60
  6. Step 6: Final answer
    x = 20,009,802.90

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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.