Home / 25,167,791.65-34,723,202.66-20,513,574.08

Finding the Fourth Proportional to 25,167,791.65, 34,723,202.66 and 20,513,574.08

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Solution

The fourth proportional to 25,167,791.65, 34,723,202.66 and 20,513,574.08 is: 28,301,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167,791.65 : 34,723,202.66 = 20,513,574.08 : x
  2. Step 2: Convert to fraction form
    25,167,791.65/34,723,202.66 = 20,513,574.08/x
  3. Step 3: Cross multiply
    25,167,791.65x = 34,723,202.66 × 20,513,574.08
  4. Step 4: Simplify right side
    25,167,791.65x = 712,296,990,009,464.38
  5. Step 5: Solve for x
    x = 712,296,990,009,464.38/25,167,791.65
  6. Step 6: Final answer
    x = 28,301,926.52

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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.