Home / 40,911,477.12-61,365,720.96-12,156,865.34

Finding the Fourth Proportional to 40,911,477.12, 61,365,720.96 and 12,156,865.34

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Solution

The fourth proportional to 40,911,477.12, 61,365,720.96 and 12,156,865.34 is: 18,234,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,911,477.12 : 61,365,720.96 = 12,156,865.34 : x
  2. Step 2: Convert to fraction form
    40,911,477.12/61,365,720.96 = 12,156,865.34/x
  3. Step 3: Cross multiply
    40,911,477.12x = 61,365,720.96 × 12,156,865.34
  4. Step 4: Simplify right side
    40,911,477.12x = 746,014,805,895,907
  5. Step 5: Solve for x
    x = 746,014,805,895,907/40,911,477.12
  6. Step 6: Final answer
    x = 18,234,853.85

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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.