Home / 18,633,697.64-25,712,436.03-10,371,856.81

Finding the Fourth Proportional to 18,633,697.64, 25,712,436.03 and 10,371,856.81

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Solution

The fourth proportional to 18,633,697.64, 25,712,436.03 and 10,371,856.81 is: 14,312,012.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,697.64 : 25,712,436.03 = 10,371,856.81 : x
  2. Step 2: Convert to fraction form
    18,633,697.64/25,712,436.03 = 10,371,856.81/x
  3. Step 3: Cross multiply
    18,633,697.64x = 25,712,436.03 × 10,371,856.81
  4. Step 4: Simplify right side
    18,633,697.64x = 266,685,704,675,163.75
  5. Step 5: Solve for x
    x = 266,685,704,675,163.75/18,633,697.64
  6. Step 6: Final answer
    x = 14,312,012.02

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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.