Home / 45,709,220.54-68,562,502.20-13,361,883.08

Finding the Fourth Proportional to 45,709,220.54, 68,562,502.20 and 13,361,883.08

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Solution

The fourth proportional to 45,709,220.54, 68,562,502.20 and 13,361,883.08 is: 20,042,436.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,709,220.54 : 68,562,502.20 = 13,361,883.08 : x
  2. Step 2: Convert to fraction form
    45,709,220.54/68,562,502.20 = 13,361,883.08/x
  3. Step 3: Cross multiply
    45,709,220.54x = 68,562,502.20 × 13,361,883.08
  4. Step 4: Simplify right side
    45,709,220.54x = 916,124,138,068,642.88
  5. Step 5: Solve for x
    x = 916,124,138,068,642.88/45,709,220.54
  6. Step 6: Final answer
    x = 20,042,436.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.