Home / 8,463,905.70-11,683,763.89-5,714,316.14

Finding the Fourth Proportional to 8,463,905.70, 11,683,763.89 and 5,714,316.14

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Solution

The fourth proportional to 8,463,905.70, 11,683,763.89 and 5,714,316.14 is: 7,888,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,463,905.70 : 11,683,763.89 = 5,714,316.14 : x
  2. Step 2: Convert to fraction form
    8,463,905.70/11,683,763.89 = 5,714,316.14/x
  3. Step 3: Cross multiply
    8,463,905.70x = 11,683,763.89 × 5,714,316.14
  4. Step 4: Simplify right side
    8,463,905.70x = 66,764,720,572,576.19
  5. Step 5: Solve for x
    x = 66,764,720,572,576.19/8,463,905.70
  6. Step 6: Final answer
    x = 7,888,169.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.