Home / 18,739,281.26-25,849,821.64-10,897,934.92

Finding the Fourth Proportional to 18,739,281.26, 25,849,821.64 and 10,897,934.92

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Solution

The fourth proportional to 18,739,281.26, 25,849,821.64 and 10,897,934.92 is: 15,033,109.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,281.26 : 25,849,821.64 = 10,897,934.92 : x
  2. Step 2: Convert to fraction form
    18,739,281.26/25,849,821.64 = 10,897,934.92/x
  3. Step 3: Cross multiply
    18,739,281.26x = 25,849,821.64 × 10,897,934.92
  4. Step 4: Simplify right side
    18,739,281.26x = 281,709,673,926,327.69
  5. Step 5: Solve for x
    x = 281,709,673,926,327.69/18,739,281.26
  6. Step 6: Final answer
    x = 15,033,109.86

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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.