Home / 10,104,336.88-13,943,820.12-5,520,559.60

Finding the Fourth Proportional to 10,104,336.88, 13,943,820.12 and 5,520,559.60

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Solution

The fourth proportional to 10,104,336.88, 13,943,820.12 and 5,520,559.60 is: 7,618,282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104,336.88 : 13,943,820.12 = 5,520,559.60 : x
  2. Step 2: Convert to fraction form
    10,104,336.88/13,943,820.12 = 5,520,559.60/x
  3. Step 3: Cross multiply
    10,104,336.88x = 13,943,820.12 × 5,520,559.60
  4. Step 4: Simplify right side
    10,104,336.88x = 76,977,690,024,139.14
  5. Step 5: Solve for x
    x = 76,977,690,024,139.14/10,104,336.88
  6. Step 6: Final answer
    x = 7,618,282.22

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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.