Home / 19,509,354.78-29,254,867.19-11,314,325.81

Finding the Fourth Proportional to 19,509,354.78, 29,254,867.19 and 11,314,325.81

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Solution

The fourth proportional to 19,509,354.78, 29,254,867.19 and 11,314,325.81 is: 16,966,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509,354.78 : 29,254,867.19 = 11,314,325.81 : x
  2. Step 2: Convert to fraction form
    19,509,354.78/29,254,867.19 = 11,314,325.81/x
  3. Step 3: Cross multiply
    19,509,354.78x = 29,254,867.19 × 11,314,325.81
  4. Step 4: Simplify right side
    19,509,354.78x = 330,999,098,915,939.19
  5. Step 5: Solve for x
    x = 330,999,098,915,939.19/19,509,354.78
  6. Step 6: Final answer
    x = 16,966,173.54

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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.