Home / 18,497,642.87-25,526,801.77-10,238,278.81

Finding the Fourth Proportional to 18,497,642.87, 25,526,801.77 and 10,238,278.81

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Solution

The fourth proportional to 18,497,642.87, 25,526,801.77 and 10,238,278.81 is: 14,128,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497,642.87 : 25,526,801.77 = 10,238,278.81 : x
  2. Step 2: Convert to fraction form
    18,497,642.87/25,526,801.77 = 10,238,278.81/x
  3. Step 3: Cross multiply
    18,497,642.87x = 25,526,801.77 × 10,238,278.81
  4. Step 4: Simplify right side
    18,497,642.87x = 261,350,513,559,448.75
  5. Step 5: Solve for x
    x = 261,350,513,559,448.75/18,497,642.87
  6. Step 6: Final answer
    x = 14,128,854.98

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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.