Home / 5,911,636.17-8,867,400.78-1,868,124.69

Finding the Fourth Proportional to 5,911,636.17, 8,867,400.78 and 1,868,124.69

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Solution

The fourth proportional to 5,911,636.17, 8,867,400.78 and 1,868,124.69 is: 2,802,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911,636.17 : 8,867,400.78 = 1,868,124.69 : x
  2. Step 2: Convert to fraction form
    5,911,636.17/8,867,400.78 = 1,868,124.69/x
  3. Step 3: Cross multiply
    5,911,636.17x = 8,867,400.78 × 1,868,124.69
  4. Step 4: Simplify right side
    5,911,636.17x = 16,565,410,333,243.26
  5. Step 5: Solve for x
    x = 16,565,410,333,243.26/5,911,636.17
  6. Step 6: Final answer
    x = 2,802,170.14

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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.