Home / 14,412,666.56-19,889,172.80-7,886,269.76

Finding the Fourth Proportional to 14,412,666.56, 19,889,172.80 and 7,886,269.76

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Solution

The fourth proportional to 14,412,666.56, 19,889,172.80 and 7,886,269.76 is: 10,882,884.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412,666.56 : 19,889,172.80 = 7,886,269.76 : x
  2. Step 2: Convert to fraction form
    14,412,666.56/19,889,172.80 = 7,886,269.76/x
  3. Step 3: Cross multiply
    14,412,666.56x = 19,889,172.80 × 7,886,269.76
  4. Step 4: Simplify right side
    14,412,666.56x = 156,851,382,004,054.53
  5. Step 5: Solve for x
    x = 156,851,382,004,054.53/14,412,666.56
  6. Step 6: Final answer
    x = 10,882,884.26

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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.