Home / 28,158,097.93-38,856,291.29-15,598,302.11

Finding the Fourth Proportional to 28,158,097.93, 38,856,291.29 and 15,598,302.11

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Solution

The fourth proportional to 28,158,097.93, 38,856,291.29 and 15,598,302.11 is: 21,524,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,158,097.93 : 38,856,291.29 = 15,598,302.11 : x
  2. Step 2: Convert to fraction form
    28,158,097.93/38,856,291.29 = 15,598,302.11/x
  3. Step 3: Cross multiply
    28,158,097.93x = 38,856,291.29 × 15,598,302.11
  4. Step 4: Simplify right side
    28,158,097.93x = 606,092,170,415,581.62
  5. Step 5: Solve for x
    x = 606,092,170,415,581.62/28,158,097.93
  6. Step 6: Final answer
    x = 21,524,613.34

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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.