Home / 8,935,998.40-13,403,997.60-6,416,574.40

Finding the Fourth Proportional to 8,935,998.40, 13,403,997.60 and 6,416,574.40

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Solution

The fourth proportional to 8,935,998.40, 13,403,997.60 and 6,416,574.40 is: 9,624,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935,998.40 : 13,403,997.60 = 6,416,574.40 : x
  2. Step 2: Convert to fraction form
    8,935,998.40/13,403,997.60 = 6,416,574.40/x
  3. Step 3: Cross multiply
    8,935,998.40x = 13,403,997.60 × 6,416,574.40
  4. Step 4: Simplify right side
    8,935,998.40x = 86,007,747,857,821.44
  5. Step 5: Solve for x
    x = 86,007,747,857,821.44/8,935,998.40
  6. Step 6: Final answer
    x = 9,624,861.60

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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.