Home / 15,504,282.50-21,395,909.85-8,630,388.41

Finding the Fourth Proportional to 15,504,282.50, 21,395,909.85 and 8,630,388.41

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Solution

The fourth proportional to 15,504,282.50, 21,395,909.85 and 8,630,388.41 is: 11,909,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,282.50 : 21,395,909.85 = 8,630,388.41 : x
  2. Step 2: Convert to fraction form
    15,504,282.50/21,395,909.85 = 8,630,388.41/x
  3. Step 3: Cross multiply
    15,504,282.50x = 21,395,909.85 × 8,630,388.41
  4. Step 4: Simplify right side
    15,504,282.50x = 184,655,012,390,844.84
  5. Step 5: Solve for x
    x = 184,655,012,390,844.84/15,504,282.50
  6. Step 6: Final answer
    x = 11,909,936.01

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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.