Home / 14,501,842.19-20,012,142.83-7,975,474.01

Finding the Fourth Proportional to 14,501,842.19, 20,012,142.83 and 7,975,474.01

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Solution

The fourth proportional to 14,501,842.19, 20,012,142.83 and 7,975,474.01 is: 11,005,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,842.19 : 20,012,142.83 = 7,975,474.01 : x
  2. Step 2: Convert to fraction form
    14,501,842.19/20,012,142.83 = 7,975,474.01/x
  3. Step 3: Cross multiply
    14,501,842.19x = 20,012,142.83 × 7,975,474.01
  4. Step 4: Simplify right side
    14,501,842.19x = 159,606,324,885,134.75
  5. Step 5: Solve for x
    x = 159,606,324,885,134.75/14,501,842.19
  6. Step 6: Final answer
    x = 11,005,934.48

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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.