Home / 18,853,555.33-28,292,733.29-10,339,870.51

Finding the Fourth Proportional to 18,853,555.33, 28,292,733.29 and 10,339,870.51

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Solution

The fourth proportional to 18,853,555.33, 28,292,733.29 and 10,339,870.51 is: 15,516,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853,555.33 : 28,292,733.29 = 10,339,870.51 : x
  2. Step 2: Convert to fraction form
    18,853,555.33/28,292,733.29 = 10,339,870.51/x
  3. Step 3: Cross multiply
    18,853,555.33x = 28,292,733.29 × 10,339,870.51
  4. Step 4: Simplify right side
    18,853,555.33x = 292,543,198,592,566.25
  5. Step 5: Solve for x
    x = 292,543,198,592,566.25/18,853,555.33
  6. Step 6: Final answer
    x = 15,516,606.47

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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.