Home / 11,658,421.80-17,487,632.70-3,680,245.80

Finding the Fourth Proportional to 11,658,421.80, 17,487,632.70 and 3,680,245.80

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Solution

The fourth proportional to 11,658,421.80, 17,487,632.70 and 3,680,245.80 is: 5,520,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658,421.80 : 17,487,632.70 = 3,680,245.80 : x
  2. Step 2: Convert to fraction form
    11,658,421.80/17,487,632.70 = 3,680,245.80/x
  3. Step 3: Cross multiply
    11,658,421.80x = 17,487,632.70 × 3,680,245.80
  4. Step 4: Simplify right side
    11,658,421.80x = 64,358,786,796,117.66
  5. Step 5: Solve for x
    x = 64,358,786,796,117.66/11,658,421.80
  6. Step 6: Final answer
    x = 5,520,368.70

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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.