Home / 7,393,345.40-10,202,452.30-4,129,510.34

Finding the Fourth Proportional to 7,393,345.40, 10,202,452.30 and 4,129,510.34

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Solution

The fourth proportional to 7,393,345.40, 10,202,452.30 and 4,129,510.34 is: 5,698,520.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393,345.40 : 10,202,452.30 = 4,129,510.34 : x
  2. Step 2: Convert to fraction form
    7,393,345.40/10,202,452.30 = 4,129,510.34/x
  3. Step 3: Cross multiply
    7,393,345.40x = 10,202,452.30 × 4,129,510.34
  4. Step 4: Simplify right side
    7,393,345.40x = 42,131,132,296,874.80
  5. Step 5: Solve for x
    x = 42,131,132,296,874.80/7,393,345.40
  6. Step 6: Final answer
    x = 5,698,520.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.