Home / 6,786,820.90-10,174,326.45-4,088,281.60

Finding the Fourth Proportional to 6,786,820.90, 10,174,326.45 and 4,088,281.60

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Solution

The fourth proportional to 6,786,820.90, 10,174,326.45 and 4,088,281.60 is: 6,128,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786,820.90 : 10,174,326.45 = 4,088,281.60 : x
  2. Step 2: Convert to fraction form
    6,786,820.90/10,174,326.45 = 4,088,281.60/x
  3. Step 3: Cross multiply
    6,786,820.90x = 10,174,326.45 × 4,088,281.60
  4. Step 4: Simplify right side
    6,786,820.90x = 41,595,511,617,928.32
  5. Step 5: Solve for x
    x = 41,595,511,617,928.32/6,786,820.90
  6. Step 6: Final answer
    x = 6,128,865.37

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1.5x scale

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.