Home / 17,740,915.40-26,611,373.10-7,643,536.40

Finding the Fourth Proportional to 17,740,915.40, 26,611,373.10 and 7,643,536.40

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Solution

The fourth proportional to 17,740,915.40, 26,611,373.10 and 7,643,536.40 is: 11,465,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740,915.40 : 26,611,373.10 = 7,643,536.40 : x
  2. Step 2: Convert to fraction form
    17,740,915.40/26,611,373.10 = 7,643,536.40/x
  3. Step 3: Cross multiply
    17,740,915.40x = 26,611,373.10 × 7,643,536.40
  4. Step 4: Simplify right side
    17,740,915.40x = 203,404,998,943,830.88
  5. Step 5: Solve for x
    x = 203,404,998,943,830.88/17,740,915.40
  6. Step 6: Final answer
    x = 11,465,304.60

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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.