Home / 10,207,359.90-15,311,039.85-9,968,211.45

Finding the Fourth Proportional to 10,207,359.90, 15,311,039.85 and 9,968,211.45

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Solution

The fourth proportional to 10,207,359.90, 15,311,039.85 and 9,968,211.45 is: 14,952,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207,359.90 : 15,311,039.85 = 9,968,211.45 : x
  2. Step 2: Convert to fraction form
    10,207,359.90/15,311,039.85 = 9,968,211.45/x
  3. Step 3: Cross multiply
    10,207,359.90x = 15,311,039.85 × 9,968,211.45
  4. Step 4: Simplify right side
    10,207,359.90x = 152,623,682,744,176.28
  5. Step 5: Solve for x
    x = 152,623,682,744,176.28/10,207,359.90
  6. Step 6: Final answer
    x = 14,952,317.18

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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.