Home / 78,413,574.22-117,600,806.01-23,070,396.70

Finding the Fourth Proportional to 78,413,574.22, 117,600,806.01 and 23,070,396.70

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Solution

The fourth proportional to 78,413,574.22, 117,600,806.01 and 23,070,396.70 is: 34,599,841.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,413,574.22 : 117,600,806.01 = 23,070,396.70 : x
  2. Step 2: Convert to fraction form
    78,413,574.22/117,600,806.01 = 23,070,396.70/x
  3. Step 3: Cross multiply
    78,413,574.22x = 117,600,806.01 × 23,070,396.70
  4. Step 4: Simplify right side
    78,413,574.22x = 2,713,097,246,890,444
  5. Step 5: Solve for x
    x = 2,713,097,246,890,444/78,413,574.22
  6. Step 6: Final answer
    x = 34,599,841.59

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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.