Home / 20,794,277.36-28,694,176.98-11,501,647.46

Finding the Fourth Proportional to 20,794,277.36, 28,694,176.98 and 11,501,647.46

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Solution

The fourth proportional to 20,794,277.36, 28,694,176.98 and 11,501,647.46 is: 15,871,208.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,794,277.36 : 28,694,176.98 = 11,501,647.46 : x
  2. Step 2: Convert to fraction form
    20,794,277.36/28,694,176.98 = 11,501,647.46/x
  3. Step 3: Cross multiply
    20,794,277.36x = 28,694,176.98 × 11,501,647.46
  4. Step 4: Simplify right side
    20,794,277.36x = 330,030,307,778,807.50
  5. Step 5: Solve for x
    x = 330,030,307,778,807.50/20,794,277.36
  6. Step 6: Final answer
    x = 15,871,208.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.