Home / 12,661,880.32-17,473,341.70-6,860,685.14

Finding the Fourth Proportional to 12,661,880.32, 17,473,341.70 and 6,860,685.14

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Solution

The fourth proportional to 12,661,880.32, 17,473,341.70 and 6,860,685.14 is: 9,467,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,661,880.32 : 17,473,341.70 = 6,860,685.14 : x
  2. Step 2: Convert to fraction form
    12,661,880.32/17,473,341.70 = 6,860,685.14/x
  3. Step 3: Cross multiply
    12,661,880.32x = 17,473,341.70 × 6,860,685.14
  4. Step 4: Simplify right side
    12,661,880.32x = 119,879,095,747,332.33
  5. Step 5: Solve for x
    x = 119,879,095,747,332.33/12,661,880.32
  6. Step 6: Final answer
    x = 9,467,716.70

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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.