Home / 34,782,947.40-52,174,421.10-19,477,446.60

Finding the Fourth Proportional to 34,782,947.40, 52,174,421.10 and 19,477,446.60

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Solution

The fourth proportional to 34,782,947.40, 52,174,421.10 and 19,477,446.60 is: 29,216,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782,947.40 : 52,174,421.10 = 19,477,446.60 : x
  2. Step 2: Convert to fraction form
    34,782,947.40/52,174,421.10 = 19,477,446.60/x
  3. Step 3: Cross multiply
    34,782,947.40x = 52,174,421.10 × 19,477,446.60
  4. Step 4: Simplify right side
    34,782,947.40x = 1,016,224,500,861,163.38
  5. Step 5: Solve for x
    x = 1,016,224,500,861,163.38/34,782,947.40
  6. Step 6: Final answer
    x = 29,216,169.90

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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.