Home / 19,586,443.20-29,379,664.80-10,516,516.80

Finding the Fourth Proportional to 19,586,443.20, 29,379,664.80 and 10,516,516.80

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Solution

The fourth proportional to 19,586,443.20, 29,379,664.80 and 10,516,516.80 is: 15,774,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,443.20 : 29,379,664.80 = 10,516,516.80 : x
  2. Step 2: Convert to fraction form
    19,586,443.20/29,379,664.80 = 10,516,516.80/x
  3. Step 3: Cross multiply
    19,586,443.20x = 29,379,664.80 × 10,516,516.80
  4. Step 4: Simplify right side
    19,586,443.20x = 308,971,738,447,568.69
  5. Step 5: Solve for x
    x = 308,971,738,447,568.69/19,586,443.20
  6. Step 6: Final answer
    x = 15,774,775.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.