Home / 14,501,842.99-20,012,143.95-7,975,474.83

Finding the Fourth Proportional to 14,501,842.99, 20,012,143.95 and 7,975,474.83

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Solution

The fourth proportional to 14,501,842.99, 20,012,143.95 and 7,975,474.83 is: 11,005,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,842.99 : 20,012,143.95 = 7,975,474.83 : x
  2. Step 2: Convert to fraction form
    14,501,842.99/20,012,143.95 = 7,975,474.83/x
  3. Step 3: Cross multiply
    14,501,842.99x = 20,012,143.95 × 7,975,474.83
  4. Step 4: Simplify right side
    14,501,842.99x = 159,606,350,367,561.78
  5. Step 5: Solve for x
    x = 159,606,350,367,561.78/14,501,842.99
  6. Step 6: Final answer
    x = 11,005,935.62

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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.