Home / 18,326,910.73-25,291,195.91-10,178,148.73

Finding the Fourth Proportional to 18,326,910.73, 25,291,195.91 and 10,178,148.73

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Solution

The fourth proportional to 18,326,910.73, 25,291,195.91 and 10,178,148.73 is: 14,045,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,910.73 : 25,291,195.91 = 10,178,148.73 : x
  2. Step 2: Convert to fraction form
    18,326,910.73/25,291,195.91 = 10,178,148.73/x
  3. Step 3: Cross multiply
    18,326,910.73x = 25,291,195.91 × 10,178,148.73
  4. Step 4: Simplify right side
    18,326,910.73x = 257,417,553,531,547.72
  5. Step 5: Solve for x
    x = 257,417,553,531,547.72/18,326,910.73
  6. Step 6: Final answer
    x = 14,045,878.07

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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.