Home / 10,268,451-14,169,923.53-5,621,345.12

Finding the Fourth Proportional to 10,268,451, 14,169,923.53 and 5,621,345.12

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Solution

The fourth proportional to 10,268,451, 14,169,923.53 and 5,621,345.12 is: 7,757,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268,451 : 14,169,923.53 = 5,621,345.12 : x
  2. Step 2: Convert to fraction form
    10,268,451/14,169,923.53 = 5,621,345.12/x
  3. Step 3: Cross multiply
    10,268,451x = 14,169,923.53 × 5,621,345.12
  4. Step 4: Simplify right side
    10,268,451x = 79,654,030,507,510.11
  5. Step 5: Solve for x
    x = 79,654,030,507,510.11/10,268,451
  6. Step 6: Final answer
    x = 7,757,161.28

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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.