Home / 21,334,541.79-29,441,745.06-11,544,984.87

Finding the Fourth Proportional to 21,334,541.79, 29,441,745.06 and 11,544,984.87

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Solution

The fourth proportional to 21,334,541.79, 29,441,745.06 and 11,544,984.87 is: 15,932,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,541.79 : 29,441,745.06 = 11,544,984.87 : x
  2. Step 2: Convert to fraction form
    21,334,541.79/29,441,745.06 = 11,544,984.87/x
  3. Step 3: Cross multiply
    21,334,541.79x = 29,441,745.06 × 11,544,984.87
  4. Step 4: Simplify right side
    21,334,541.79x = 339,904,501,264,097.19
  5. Step 5: Solve for x
    x = 339,904,501,264,097.19/21,334,541.79
  6. Step 6: Final answer
    x = 15,932,121.00

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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.