Home / 25,617,629.96-38,431,101.90-12,154,332.68

Finding the Fourth Proportional to 25,617,629.96, 38,431,101.90 and 12,154,332.68

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Solution

The fourth proportional to 25,617,629.96, 38,431,101.90 and 12,154,332.68 is: 18,233,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,617,629.96 : 38,431,101.90 = 12,154,332.68 : x
  2. Step 2: Convert to fraction form
    25,617,629.96/38,431,101.90 = 12,154,332.68/x
  3. Step 3: Cross multiply
    25,617,629.96x = 38,431,101.90 × 12,154,332.68
  4. Step 4: Simplify right side
    25,617,629.96x = 467,104,397,751,580.06
  5. Step 5: Solve for x
    x = 467,104,397,751,580.06/25,617,629.96
  6. Step 6: Final answer
    x = 18,233,708.52

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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.