Home / 10,161,942.98-14,004,150.41-9,975,191.40

Finding the Fourth Proportional to 10,161,942.98, 14,004,150.41 and 9,975,191.40

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Solution

The fourth proportional to 10,161,942.98, 14,004,150.41 and 9,975,191.40 is: 13,746,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161,942.98 : 14,004,150.41 = 9,975,191.40 : x
  2. Step 2: Convert to fraction form
    10,161,942.98/14,004,150.41 = 9,975,191.40/x
  3. Step 3: Cross multiply
    10,161,942.98x = 14,004,150.41 × 9,975,191.40
  4. Step 4: Simplify right side
    10,161,942.98x = 139,694,080,684,262.52
  5. Step 5: Solve for x
    x = 139,694,080,684,262.52/10,161,942.98
  6. Step 6: Final answer
    x = 13,746,788.49

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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.