Home / 13,885,244.16-19,164,824.18-9,239,221.45

Finding the Fourth Proportional to 13,885,244.16, 19,164,824.18 and 9,239,221.45

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Solution

The fourth proportional to 13,885,244.16, 19,164,824.18 and 9,239,221.45 is: 12,752,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885,244.16 : 19,164,824.18 = 9,239,221.45 : x
  2. Step 2: Convert to fraction form
    13,885,244.16/19,164,824.18 = 9,239,221.45/x
  3. Step 3: Cross multiply
    13,885,244.16x = 19,164,824.18 × 9,239,221.45
  4. Step 4: Simplify right side
    13,885,244.16x = 177,068,054,649,334.66
  5. Step 5: Solve for x
    x = 177,068,054,649,334.66/13,885,244.16
  6. Step 6: Final answer
    x = 12,752,246.39

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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.