Home / 59,611,149.48-89,416,731.13-18,673,778.70

Finding the Fourth Proportional to 59,611,149.48, 89,416,731.13 and 18,673,778.70

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Solution

The fourth proportional to 59,611,149.48, 89,416,731.13 and 18,673,778.70 is: 28,010,670.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,611,149.48 : 89,416,731.13 = 18,673,778.70 : x
  2. Step 2: Convert to fraction form
    59,611,149.48/89,416,731.13 = 18,673,778.70/x
  3. Step 3: Cross multiply
    59,611,149.48x = 89,416,731.13 × 18,673,778.70
  4. Step 4: Simplify right side
    59,611,149.48x = 1,669,748,248,751,937.25
  5. Step 5: Solve for x
    x = 1,669,748,248,751,937.25/59,611,149.48
  6. Step 6: Final answer
    x = 28,010,670.21

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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.