Home / 29,038,605.40-43,557,908.10-20,346,592.60

Finding the Fourth Proportional to 29,038,605.40, 43,557,908.10 and 20,346,592.60

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Solution

The fourth proportional to 29,038,605.40, 43,557,908.10 and 20,346,592.60 is: 30,519,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038,605.40 : 43,557,908.10 = 20,346,592.60 : x
  2. Step 2: Convert to fraction form
    29,038,605.40/43,557,908.10 = 20,346,592.60/x
  3. Step 3: Cross multiply
    29,038,605.40x = 43,557,908.10 × 20,346,592.60
  4. Step 4: Simplify right side
    29,038,605.40x = 886,255,010,618,940.12
  5. Step 5: Solve for x
    x = 886,255,010,618,940.12/29,038,605.40
  6. Step 6: Final answer
    x = 30,519,888.90

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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.