Home / 20,365,483.12-30,528,045.84-9,563,447.44

Finding the Fourth Proportional to 20,365,483.12, 30,528,045.84 and 9,563,447.44

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Solution

The fourth proportional to 20,365,483.12, 30,528,045.84 and 9,563,447.44 is: 14,335,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,365,483.12 : 30,528,045.84 = 9,563,447.44 : x
  2. Step 2: Convert to fraction form
    20,365,483.12/30,528,045.84 = 9,563,447.44/x
  3. Step 3: Cross multiply
    20,365,483.12x = 30,528,045.84 × 9,563,447.44
  4. Step 4: Simplify right side
    20,365,483.12x = 291,953,361,836,750.62
  5. Step 5: Solve for x
    x = 291,953,361,836,750.62/20,365,483.12
  6. Step 6: Final answer
    x = 14,335,695.36

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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.