Home / 14,501,839.19-20,012,138.69-7,975,471.01

Finding the Fourth Proportional to 14,501,839.19, 20,012,138.69 and 7,975,471.01

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Solution

The fourth proportional to 14,501,839.19, 20,012,138.69 and 7,975,471.01 is: 11,005,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,839.19 : 20,012,138.69 = 7,975,471.01 : x
  2. Step 2: Convert to fraction form
    14,501,839.19/20,012,138.69 = 7,975,471.01/x
  3. Step 3: Cross multiply
    14,501,839.19x = 20,012,138.69 × 7,975,471.01
  4. Step 4: Simplify right side
    14,501,839.19x = 159,606,231,875,118.34
  5. Step 5: Solve for x
    x = 159,606,231,875,118.34/14,501,839.19
  6. Step 6: Final answer
    x = 11,005,930.34

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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.