Home / 14,501,839.99-20,012,139.81-7,975,471.83

Finding the Fourth Proportional to 14,501,839.99, 20,012,139.81 and 7,975,471.83

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Solution

The fourth proportional to 14,501,839.99, 20,012,139.81 and 7,975,471.83 is: 11,005,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,839.99 : 20,012,139.81 = 7,975,471.83 : x
  2. Step 2: Convert to fraction form
    14,501,839.99/20,012,139.81 = 7,975,471.83/x
  3. Step 3: Cross multiply
    14,501,839.99x = 20,012,139.81 × 7,975,471.83
  4. Step 4: Simplify right side
    14,501,839.99x = 159,606,257,312,676.53
  5. Step 5: Solve for x
    x = 159,606,257,312,676.53/14,501,839.99
  6. Step 6: Final answer
    x = 11,005,931.48

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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.