Home / 28,035,416.34-42,060,227.30-8,605,627.40

Finding the Fourth Proportional to 28,035,416.34, 42,060,227.30 and 8,605,627.40

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Solution

The fourth proportional to 28,035,416.34, 42,060,227.30 and 8,605,627.40 is: 12,910,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,035,416.34 : 42,060,227.30 = 8,605,627.40 : x
  2. Step 2: Convert to fraction form
    28,035,416.34/42,060,227.30 = 8,605,627.40/x
  3. Step 3: Cross multiply
    28,035,416.34x = 42,060,227.30 × 8,605,627.40
  4. Step 4: Simplify right side
    28,035,416.34x = 361,954,644,249,778.75
  5. Step 5: Solve for x
    x = 361,954,644,249,778.75/28,035,416.34
  6. Step 6: Final answer
    x = 12,910,621.33

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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.