Home / 67,037,779.80-100,556,669.70-36,426,778.20

Finding the Fourth Proportional to 67,037,779.80, 100,556,669.70 and 36,426,778.20

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Solution

The fourth proportional to 67,037,779.80, 100,556,669.70 and 36,426,778.20 is: 54,640,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,037,779.80 : 100,556,669.70 = 36,426,778.20 : x
  2. Step 2: Convert to fraction form
    67,037,779.80/100,556,669.70 = 36,426,778.20/x
  3. Step 3: Cross multiply
    67,037,779.80x = 100,556,669.70 × 36,426,778.20
  4. Step 4: Simplify right side
    67,037,779.80x = 3,662,955,503,692,561
  5. Step 5: Solve for x
    x = 3,662,955,503,692,561/67,037,779.80
  6. Step 6: Final answer
    x = 54,640,167.30

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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.