Home / 19,387,741.28-26,754,949-10,685,918.60

Finding the Fourth Proportional to 19,387,741.28, 26,754,949 and 10,685,918.60

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Solution

The fourth proportional to 19,387,741.28, 26,754,949 and 10,685,918.60 is: 14,746,493.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387,741.28 : 26,754,949 = 10,685,918.60 : x
  2. Step 2: Convert to fraction form
    19,387,741.28/26,754,949 = 10,685,918.60/x
  3. Step 3: Cross multiply
    19,387,741.28x = 26,754,949 × 10,685,918.60
  4. Step 4: Simplify right side
    19,387,741.28x = 285,901,207,161,151.38
  5. Step 5: Solve for x
    x = 285,901,207,161,151.38/19,387,741.28
  6. Step 6: Final answer
    x = 14,746,493.83

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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.