Home / 28,362,795.35-39,140,738.65-16,443,925.24

Finding the Fourth Proportional to 28,362,795.35, 39,140,738.65 and 16,443,925.24

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Solution

The fourth proportional to 28,362,795.35, 39,140,738.65 and 16,443,925.24 is: 22,692,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,362,795.35 : 39,140,738.65 = 16,443,925.24 : x
  2. Step 2: Convert to fraction form
    28,362,795.35/39,140,738.65 = 16,443,925.24/x
  3. Step 3: Cross multiply
    28,362,795.35x = 39,140,738.65 × 16,443,925.24
  4. Step 4: Simplify right side
    28,362,795.35x = 643,627,380,198,978.50
  5. Step 5: Solve for x
    x = 643,627,380,198,978.50/28,362,795.35
  6. Step 6: Final answer
    x = 22,692,663.83

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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.