Home / 8,736,728.40-13,105,092.60-4,485,200.40

Finding the Fourth Proportional to 8,736,728.40, 13,105,092.60 and 4,485,200.40

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Solution

The fourth proportional to 8,736,728.40, 13,105,092.60 and 4,485,200.40 is: 6,727,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,728.40 : 13,105,092.60 = 4,485,200.40 : x
  2. Step 2: Convert to fraction form
    8,736,728.40/13,105,092.60 = 4,485,200.40/x
  3. Step 3: Cross multiply
    8,736,728.40x = 13,105,092.60 × 4,485,200.40
  4. Step 4: Simplify right side
    8,736,728.40x = 58,778,966,571,557.05
  5. Step 5: Solve for x
    x = 58,778,966,571,557.05/8,736,728.40
  6. Step 6: Final answer
    x = 6,727,800.60

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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.