Home / 7,039,434.86-9,714,419.06-3,820,170.86

Finding the Fourth Proportional to 7,039,434.86, 9,714,419.06 and 3,820,170.86

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Solution

The fourth proportional to 7,039,434.86, 9,714,419.06 and 3,820,170.86 is: 5,271,835.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,434.86 : 9,714,419.06 = 3,820,170.86 : x
  2. Step 2: Convert to fraction form
    7,039,434.86/9,714,419.06 = 3,820,170.86/x
  3. Step 3: Cross multiply
    7,039,434.86x = 9,714,419.06 × 3,820,170.86
  4. Step 4: Simplify right side
    7,039,434.86x = 37,110,740,614,840.59
  5. Step 5: Solve for x
    x = 37,110,740,614,840.59/7,039,434.86
  6. Step 6: Final answer
    x = 5,271,835.22

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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.