Home / 36,788,152.47-55,147,917.11-12,510,489.03

Finding the Fourth Proportional to 36,788,152.47, 55,147,917.11 and 12,510,489.03

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Solution

The fourth proportional to 36,788,152.47, 55,147,917.11 and 12,510,489.03 is: 18,754,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,788,152.47 : 55,147,917.11 = 12,510,489.03 : x
  2. Step 2: Convert to fraction form
    36,788,152.47/55,147,917.11 = 12,510,489.03/x
  3. Step 3: Cross multiply
    36,788,152.47x = 55,147,917.11 × 12,510,489.03
  4. Step 4: Simplify right side
    36,788,152.47x = 689,927,411,969,451.75
  5. Step 5: Solve for x
    x = 689,927,411,969,451.75/36,788,152.47
  6. Step 6: Final answer
    x = 18,754,065.25

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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.