Home / 19,391,147.72-26,759,970.17-10,689,631.73

Finding the Fourth Proportional to 19,391,147.72, 26,759,970.17 and 10,689,631.73

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Solution

The fourth proportional to 19,391,147.72, 26,759,970.17 and 10,689,631.73 is: 14,751,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391,147.72 : 26,759,970.17 = 10,689,631.73 : x
  2. Step 2: Convert to fraction form
    19,391,147.72/26,759,970.17 = 10,689,631.73/x
  3. Step 3: Cross multiply
    19,391,147.72x = 26,759,970.17 × 10,689,631.73
  4. Step 4: Simplify right side
    19,391,147.72x = 286,054,226,176,273.50
  5. Step 5: Solve for x
    x = 286,054,226,176,273.50/19,391,147.72
  6. Step 6: Final answer
    x = 14,751,794.50

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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.