Home / 13,039,997.60-19,559,996.40-11,864,266.40

Finding the Fourth Proportional to 13,039,997.60, 19,559,996.40 and 11,864,266.40

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Solution

The fourth proportional to 13,039,997.60, 19,559,996.40 and 11,864,266.40 is: 17,796,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,997.60 : 19,559,996.40 = 11,864,266.40 : x
  2. Step 2: Convert to fraction form
    13,039,997.60/19,559,996.40 = 11,864,266.40/x
  3. Step 3: Cross multiply
    13,039,997.60x = 19,559,996.40 × 11,864,266.40
  4. Step 4: Simplify right side
    13,039,997.60x = 232,065,008,072,640.94
  5. Step 5: Solve for x
    x = 232,065,008,072,640.94/13,039,997.60
  6. Step 6: Final answer
    x = 17,796,399.60

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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.