Home / 29,160,015.20-43,740,022.80-19,523,218.40

Finding the Fourth Proportional to 29,160,015.20, 43,740,022.80 and 19,523,218.40

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Solution

The fourth proportional to 29,160,015.20, 43,740,022.80 and 19,523,218.40 is: 29,284,827.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160,015.20 : 43,740,022.80 = 19,523,218.40 : x
  2. Step 2: Convert to fraction form
    29,160,015.20/43,740,022.80 = 19,523,218.40/x
  3. Step 3: Cross multiply
    29,160,015.20x = 43,740,022.80 × 19,523,218.40
  4. Step 4: Simplify right side
    29,160,015.20x = 853,946,017,945,379.38
  5. Step 5: Solve for x
    x = 853,946,017,945,379.38/29,160,015.20
  6. Step 6: Final answer
    x = 29,284,827.60

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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.