Home / 68,335,706.28-94,307,439.48-38,972,705.16

Finding the Fourth Proportional to 68,335,706.28, 94,307,439.48 and 38,972,705.16

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Solution

The fourth proportional to 68,335,706.28, 94,307,439.48 and 38,972,705.16 is: 53,784,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,335,706.28 : 94,307,439.48 = 38,972,705.16 : x
  2. Step 2: Convert to fraction form
    68,335,706.28/94,307,439.48 = 38,972,705.16/x
  3. Step 3: Cross multiply
    68,335,706.28x = 94,307,439.48 × 38,972,705.16
  4. Step 4: Simplify right side
    68,335,706.28x = 3,675,416,033,248,583.50
  5. Step 5: Solve for x
    x = 3,675,416,033,248,583.50/68,335,706.28
  6. Step 6: Final answer
    x = 53,784,708.37

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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.