Home / 19,347,709.83-29,020,608.23-7,216,228.23

Finding the Fourth Proportional to 19,347,709.83, 29,020,608.23 and 7,216,228.23

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Solution

The fourth proportional to 19,347,709.83, 29,020,608.23 and 7,216,228.23 is: 10,823,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347,709.83 : 29,020,608.23 = 7,216,228.23 : x
  2. Step 2: Convert to fraction form
    19,347,709.83/29,020,608.23 = 7,216,228.23/x
  3. Step 3: Cross multiply
    19,347,709.83x = 29,020,608.23 × 7,216,228.23
  4. Step 4: Simplify right side
    19,347,709.83x = 209,419,332,325,015.22
  5. Step 5: Solve for x
    x = 209,419,332,325,015.22/19,347,709.83
  6. Step 6: Final answer
    x = 10,823,985.59

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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.