Home / 45,795,341.35-68,636,733.90-21,169,958.04

Finding the Fourth Proportional to 45,795,341.35, 68,636,733.90 and 21,169,958.04

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Solution

The fourth proportional to 45,795,341.35, 68,636,733.90 and 21,169,958.04 is: 31,728,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,795,341.35 : 68,636,733.90 = 21,169,958.04 : x
  2. Step 2: Convert to fraction form
    45,795,341.35/68,636,733.90 = 21,169,958.04/x
  3. Step 3: Cross multiply
    45,795,341.35x = 68,636,733.90 × 21,169,958.04
  4. Step 4: Simplify right side
    45,795,341.35x = 1,453,036,776,905,511.75
  5. Step 5: Solve for x
    x = 1,453,036,776,905,511.75/45,795,341.35
  6. Step 6: Final answer
    x = 31,728,921.20

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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.