Home / 12,223,920-16,869,534.48-6,791,412

Finding the Fourth Proportional to 12,223,920, 16,869,534.48 and 6,791,412

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Solution

The fourth proportional to 12,223,920, 16,869,534.48 and 6,791,412 is: 9,372,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,920 : 16,869,534.48 = 6,791,412 : x
  2. Step 2: Convert to fraction form
    12,223,920/16,869,534.48 = 6,791,412/x
  3. Step 3: Cross multiply
    12,223,920x = 16,869,534.48 × 6,791,412
  4. Step 4: Simplify right side
    12,223,920x = 114,567,958,901,885.77
  5. Step 5: Solve for x
    x = 114,567,958,901,885.77/12,223,920
  6. Step 6: Final answer
    x = 9,372,440.17

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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.