Home / 18,960,404.87-26,165,172.70-10,258,386.55

Finding the Fourth Proportional to 18,960,404.87, 26,165,172.70 and 10,258,386.55

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Solution

The fourth proportional to 18,960,404.87, 26,165,172.70 and 10,258,386.55 is: 14,156,472.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960,404.87 : 26,165,172.70 = 10,258,386.55 : x
  2. Step 2: Convert to fraction form
    18,960,404.87/26,165,172.70 = 10,258,386.55/x
  3. Step 3: Cross multiply
    18,960,404.87x = 26,165,172.70 × 10,258,386.55
  4. Step 4: Simplify right side
    18,960,404.87x = 268,412,455,704,107.19
  5. Step 5: Solve for x
    x = 268,412,455,704,107.19/18,960,404.87
  6. Step 6: Final answer
    x = 14,156,472.79

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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.