Home / 7,572,739.14-10,450,393.20-4,134,906.90

Finding the Fourth Proportional to 7,572,739.14, 10,450,393.20 and 4,134,906.90

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Solution

The fourth proportional to 7,572,739.14, 10,450,393.20 and 4,134,906.90 is: 5,706,178.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,572,739.14 : 10,450,393.20 = 4,134,906.90 : x
  2. Step 2: Convert to fraction form
    7,572,739.14/10,450,393.20 = 4,134,906.90/x
  3. Step 3: Cross multiply
    7,572,739.14x = 10,450,393.20 × 4,134,906.90
  4. Step 4: Simplify right side
    7,572,739.14x = 43,211,402,950,393.08
  5. Step 5: Solve for x
    x = 43,211,402,950,393.08/7,572,739.14
  6. Step 6: Final answer
    x = 5,706,178.72

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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.