Home / 19,319,663.69-26,661,775.28-10,618,144.73

Finding the Fourth Proportional to 19,319,663.69, 26,661,775.28 and 10,618,144.73

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Solution

The fourth proportional to 19,319,663.69, 26,661,775.28 and 10,618,144.73 is: 14,653,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319,663.69 : 26,661,775.28 = 10,618,144.73 : x
  2. Step 2: Convert to fraction form
    19,319,663.69/26,661,775.28 = 10,618,144.73/x
  3. Step 3: Cross multiply
    19,319,663.69x = 26,661,775.28 × 10,618,144.73
  4. Step 4: Simplify right side
    19,319,663.69x = 283,098,588,681,776.31
  5. Step 5: Solve for x
    x = 283,098,588,681,776.31/19,319,663.69
  6. Step 6: Final answer
    x = 14,653,391.14

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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.