Home / 10,161,941.48-14,004,148.34-9,975,189.90

Finding the Fourth Proportional to 10,161,941.48, 14,004,148.34 and 9,975,189.90

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Solution

The fourth proportional to 10,161,941.48, 14,004,148.34 and 9,975,189.90 is: 13,746,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,941.48 : 14,004,148.34 = 9,975,189.90 : x
  2. Step 2: Convert to fraction form
    10,161,941.48/14,004,148.34 = 9,975,189.90/x
  3. Step 3: Cross multiply
    10,161,941.48x = 14,004,148.34 × 9,975,189.90
  4. Step 4: Simplify right side
    10,161,941.48x = 139,694,039,104,207.73
  5. Step 5: Solve for x
    x = 139,694,039,104,207.73/10,161,941.48
  6. Step 6: Final answer
    x = 13,746,786.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.