Home / 67,037,785.80-100,556,678.70-36,426,784.20

Finding the Fourth Proportional to 67,037,785.80, 100,556,678.70 and 36,426,784.20

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Solution

The fourth proportional to 67,037,785.80, 100,556,678.70 and 36,426,784.20 is: 54,640,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037,785.80 : 100,556,678.70 = 36,426,784.20 : x
  2. Step 2: Convert to fraction form
    67,037,785.80/100,556,678.70 = 36,426,784.20/x
  3. Step 3: Cross multiply
    67,037,785.80x = 100,556,678.70 × 36,426,784.20
  4. Step 4: Simplify right side
    67,037,785.80x = 3,662,956,434,873,637
  5. Step 5: Solve for x
    x = 3,662,956,434,873,637/67,037,785.80
  6. Step 6: Final answer
    x = 54,640,176.30

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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.