Home / 21,734,668.40-32,602,002.60-11,656,972.40

Finding the Fourth Proportional to 21,734,668.40, 32,602,002.60 and 11,656,972.40

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Solution

The fourth proportional to 21,734,668.40, 32,602,002.60 and 11,656,972.40 is: 17,485,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,668.40 : 32,602,002.60 = 11,656,972.40 : x
  2. Step 2: Convert to fraction form
    21,734,668.40/32,602,002.60 = 11,656,972.40/x
  3. Step 3: Cross multiply
    21,734,668.40x = 32,602,002.60 × 11,656,972.40
  4. Step 4: Simplify right side
    21,734,668.40x = 380,040,644,492,928.25
  5. Step 5: Solve for x
    x = 380,040,644,492,928.25/21,734,668.40
  6. Step 6: Final answer
    x = 17,485,458.60

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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.