Home / 11,591,829.10-17,387,743.65-7,280,814.70

Finding the Fourth Proportional to 11,591,829.10, 17,387,743.65 and 7,280,814.70

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Solution

The fourth proportional to 11,591,829.10, 17,387,743.65 and 7,280,814.70 is: 10,921,222.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,829.10 : 17,387,743.65 = 7,280,814.70 : x
  2. Step 2: Convert to fraction form
    11,591,829.10/17,387,743.65 = 7,280,814.70/x
  3. Step 3: Cross multiply
    11,591,829.10x = 17,387,743.65 × 7,280,814.70
  4. Step 4: Simplify right side
    11,591,829.10x = 126,596,939,566,751.64
  5. Step 5: Solve for x
    x = 126,596,939,566,751.64/11,591,829.10
  6. Step 6: Final answer
    x = 10,921,222.05

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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.