Home / 19,440,069.80-29,160,104.70-13,015,538.60

Finding the Fourth Proportional to 19,440,069.80, 29,160,104.70 and 13,015,538.60

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Solution

The fourth proportional to 19,440,069.80, 29,160,104.70 and 13,015,538.60 is: 19,523,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440,069.80 : 29,160,104.70 = 13,015,538.60 : x
  2. Step 2: Convert to fraction form
    19,440,069.80/29,160,104.70 = 13,015,538.60/x
  3. Step 3: Cross multiply
    19,440,069.80x = 29,160,104.70 × 13,015,538.60
  4. Step 4: Simplify right side
    19,440,069.80x = 379,534,468,302,891.38
  5. Step 5: Solve for x
    x = 379,534,468,302,891.38/19,440,069.80
  6. Step 6: Final answer
    x = 19,523,307.90

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1.5x scale

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.