Home / 13,666,234.48-20,457,131.64-7,502,798.28

Finding the Fourth Proportional to 13,666,234.48, 20,457,131.64 and 7,502,798.28

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Solution

The fourth proportional to 13,666,234.48, 20,457,131.64 and 7,502,798.28 is: 11,231,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,666,234.48 : 20,457,131.64 = 7,502,798.28 : x
  2. Step 2: Convert to fraction form
    13,666,234.48/20,457,131.64 = 7,502,798.28/x
  3. Step 3: Cross multiply
    13,666,234.48x = 20,457,131.64 × 7,502,798.28
  4. Step 4: Simplify right side
    13,666,234.48x = 153,485,732,082,325.59
  5. Step 5: Solve for x
    x = 153,485,732,082,325.59/13,666,234.48
  6. Step 6: Final answer
    x = 11,231,018.49

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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.