Home / 18,728,611.71-28,095,166.53-6,595,565.82

Finding the Fourth Proportional to 18,728,611.71, 28,095,166.53 and 6,595,565.82

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Solution

The fourth proportional to 18,728,611.71, 28,095,166.53 and 6,595,565.82 is: 9,894,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,611.71 : 28,095,166.53 = 6,595,565.82 : x
  2. Step 2: Convert to fraction form
    18,728,611.71/28,095,166.53 = 6,595,565.82/x
  3. Step 3: Cross multiply
    18,728,611.71x = 28,095,166.53 × 6,595,565.82
  4. Step 4: Simplify right side
    18,728,611.71x = 185,303,520,072,476.03
  5. Step 5: Solve for x
    x = 185,303,520,072,476.03/18,728,611.71
  6. Step 6: Final answer
    x = 9,894,140.74

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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.