Home / 19,616,125.16-27,069,828.54-11,356,535.72

Finding the Fourth Proportional to 19,616,125.16, 27,069,828.54 and 11,356,535.72

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Solution

The fourth proportional to 19,616,125.16, 27,069,828.54 and 11,356,535.72 is: 15,671,773.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616,125.16 : 27,069,828.54 = 11,356,535.72 : x
  2. Step 2: Convert to fraction form
    19,616,125.16/27,069,828.54 = 11,356,535.72/x
  3. Step 3: Cross multiply
    19,616,125.16x = 27,069,828.54 × 11,356,535.72
  4. Step 4: Simplify right side
    19,616,125.16x = 307,419,474,748,785.44
  5. Step 5: Solve for x
    x = 307,419,474,748,785.44/19,616,125.16
  6. Step 6: Final answer
    x = 15,671,773.72

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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.