Home / 7,617,057.22-11,427,431.80-4,380,666.28

Finding the Fourth Proportional to 7,617,057.22, 11,427,431.80 and 4,380,666.28

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Solution

The fourth proportional to 7,617,057.22, 11,427,431.80 and 4,380,666.28 is: 6,572,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,057.22 : 11,427,431.80 = 4,380,666.28 : x
  2. Step 2: Convert to fraction form
    7,617,057.22/11,427,431.80 = 4,380,666.28/x
  3. Step 3: Cross multiply
    7,617,057.22x = 11,427,431.80 × 4,380,666.28
  4. Step 4: Simplify right side
    7,617,057.22x = 50,059,765,153,259.71
  5. Step 5: Solve for x
    x = 50,059,765,153,259.71/7,617,057.22
  6. Step 6: Final answer
    x = 6,572,061.06

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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.