Home / 17,778,857.10-26,668,285.65-13,299,881.10

Finding the Fourth Proportional to 17,778,857.10, 26,668,285.65 and 13,299,881.10

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Solution

The fourth proportional to 17,778,857.10, 26,668,285.65 and 13,299,881.10 is: 19,949,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778,857.10 : 26,668,285.65 = 13,299,881.10 : x
  2. Step 2: Convert to fraction form
    17,778,857.10/26,668,285.65 = 13,299,881.10/x
  3. Step 3: Cross multiply
    17,778,857.10x = 26,668,285.65 × 13,299,881.10
  4. Step 4: Simplify right side
    17,778,857.10x = 354,685,028,285,836.19
  5. Step 5: Solve for x
    x = 354,685,028,285,836.19/17,778,857.10
  6. Step 6: Final answer
    x = 19,949,821.65

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.