Home / 45,888,191.74-68,831,821.05-11,809,405.18

Finding the Fourth Proportional to 45,888,191.74, 68,831,821.05 and 11,809,405.18

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Solution

The fourth proportional to 45,888,191.74, 68,831,821.05 and 11,809,405.18 is: 17,713,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888,191.74 : 68,831,821.05 = 11,809,405.18 : x
  2. Step 2: Convert to fraction form
    45,888,191.74/68,831,821.05 = 11,809,405.18/x
  3. Step 3: Cross multiply
    45,888,191.74x = 68,831,821.05 × 11,809,405.18
  4. Step 4: Simplify right side
    45,888,191.74x = 812,862,864,056,703
  5. Step 5: Solve for x
    x = 812,862,864,056,703/45,888,191.74
  6. Step 6: Final answer
    x = 17,713,987.70

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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.