Home / 19,365,916.92-26,722,933.55-10,990,619.59

Finding the Fourth Proportional to 19,365,916.92, 26,722,933.55 and 10,990,619.59

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Solution

The fourth proportional to 19,365,916.92, 26,722,933.55 and 10,990,619.59 is: 15,165,901.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365,916.92 : 26,722,933.55 = 10,990,619.59 : x
  2. Step 2: Convert to fraction form
    19,365,916.92/26,722,933.55 = 10,990,619.59/x
  3. Step 3: Cross multiply
    19,365,916.92x = 26,722,933.55 × 10,990,619.59
  4. Step 4: Simplify right side
    19,365,916.92x = 293,701,596,937,567.44
  5. Step 5: Solve for x
    x = 293,701,596,937,567.44/19,365,916.92
  6. Step 6: Final answer
    x = 15,165,901.94

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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.