Home / 12,223,918-16,869,531.72-6,791,410

Finding the Fourth Proportional to 12,223,918, 16,869,531.72 and 6,791,410

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Solution

The fourth proportional to 12,223,918, 16,869,531.72 and 6,791,410 is: 9,372,437.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,918 : 16,869,531.72 = 6,791,410 : x
  2. Step 2: Convert to fraction form
    12,223,918/16,869,531.72 = 6,791,410/x
  3. Step 3: Cross multiply
    12,223,918x = 16,869,531.72 × 6,791,410
  4. Step 4: Simplify right side
    12,223,918x = 114,567,906,418,525.19
  5. Step 5: Solve for x
    x = 114,567,906,418,525.19/12,223,918
  6. Step 6: Final answer
    x = 9,372,437.41

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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.