Home / 18,451,210.86-27,666,108.61-8,735,742.30

Finding the Fourth Proportional to 18,451,210.86, 27,666,108.61 and 8,735,742.30

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Solution

The fourth proportional to 18,451,210.86, 27,666,108.61 and 8,735,742.30 is: 13,098,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,210.86 : 27,666,108.61 = 8,735,742.30 : x
  2. Step 2: Convert to fraction form
    18,451,210.86/27,666,108.61 = 8,735,742.30/x
  3. Step 3: Cross multiply
    18,451,210.86x = 27,666,108.61 × 8,735,742.30
  4. Step 4: Simplify right side
    18,451,210.86x = 241,683,995,260,771.22
  5. Step 5: Solve for x
    x = 241,683,995,260,771.22/18,451,210.86
  6. Step 6: Final answer
    x = 13,098,543.89

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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.