Home / 6,784,010.40-10,176,015.60-6,736,771.20

Finding the Fourth Proportional to 6,784,010.40, 10,176,015.60 and 6,736,771.20

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Solution

The fourth proportional to 6,784,010.40, 10,176,015.60 and 6,736,771.20 is: 10,105,156.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784,010.40 : 10,176,015.60 = 6,736,771.20 : x
  2. Step 2: Convert to fraction form
    6,784,010.40/10,176,015.60 = 6,736,771.20/x
  3. Step 3: Cross multiply
    6,784,010.40x = 10,176,015.60 × 6,736,771.20
  4. Step 4: Simplify right side
    6,784,010.40x = 68,553,488,824,830.72
  5. Step 5: Solve for x
    x = 68,553,488,824,830.72/6,784,010.40
  6. Step 6: Final answer
    x = 10,105,156.80

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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.