Home / 19,319,662.69-26,661,773.90-10,618,143.73

Finding the Fourth Proportional to 19,319,662.69, 26,661,773.90 and 10,618,143.73

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Solution

The fourth proportional to 19,319,662.69, 26,661,773.90 and 10,618,143.73 is: 14,653,389.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,319,662.69 : 26,661,773.90 = 10,618,143.73 : x
  2. Step 2: Convert to fraction form
    19,319,662.69/26,661,773.90 = 10,618,143.73/x
  3. Step 3: Cross multiply
    19,319,662.69x = 26,661,773.90 × 10,618,143.73
  4. Step 4: Simplify right side
    19,319,662.69x = 283,098,547,366,962.62
  5. Step 5: Solve for x
    x = 283,098,547,366,962.62/19,319,662.69
  6. Step 6: Final answer
    x = 14,653,389.76

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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.