Home / 21,548,083.16-29,736,985.72-11,759,158.10

Finding the Fourth Proportional to 21,548,083.16, 29,736,985.72 and 11,759,158.10

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Solution

The fourth proportional to 21,548,083.16, 29,736,985.72 and 11,759,158.10 is: 16,227,982.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,083.16 : 29,736,985.72 = 11,759,158.10 : x
  2. Step 2: Convert to fraction form
    21,548,083.16/29,736,985.72 = 11,759,158.10/x
  3. Step 3: Cross multiply
    21,548,083.16x = 29,736,985.72 × 11,759,158.10
  4. Step 4: Simplify right side
    21,548,083.16x = 349,681,916,498,922.31
  5. Step 5: Solve for x
    x = 349,681,916,498,922.31/21,548,083.16
  6. Step 6: Final answer
    x = 16,227,982.50

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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.