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Finding the Fourth Proportional to 15,651,633.30, 23,477,449.95 and 15,651,633.30

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Solution

The fourth proportional to 15,651,633.30, 23,477,449.95 and 15,651,633.30 is: 23,477,449.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651,633.30 : 23,477,449.95 = 15,651,633.30 : x
  2. Step 2: Convert to fraction form
    15,651,633.30/23,477,449.95 = 15,651,633.30/x
  3. Step 3: Cross multiply
    15,651,633.30x = 23,477,449.95 × 15,651,633.30
  4. Step 4: Simplify right side
    15,651,633.30x = 367,460,437,436,503.31
  5. Step 5: Solve for x
    x = 367,460,437,436,503.31/15,651,633.30
  6. Step 6: Final answer
    x = 23,477,449.95

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Double scale
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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.