Home / 12,208,109.71-16,847,124.88-6,701,578.25

Finding the Fourth Proportional to 12,208,109.71, 16,847,124.88 and 6,701,578.25

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Solution

The fourth proportional to 12,208,109.71, 16,847,124.88 and 6,701,578.25 is: 9,248,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,109.71 : 16,847,124.88 = 6,701,578.25 : x
  2. Step 2: Convert to fraction form
    12,208,109.71/16,847,124.88 = 6,701,578.25/x
  3. Step 3: Cross multiply
    12,208,109.71x = 16,847,124.88 × 6,701,578.25
  4. Step 4: Simplify right side
    12,208,109.71x = 112,902,325,611,970.11
  5. Step 5: Solve for x
    x = 112,902,325,611,970.11/12,208,109.71
  6. Step 6: Final answer
    x = 9,248,141.47

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1.5x scale

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.