Home / 28,617,149.07-39,501,938.03-17,014,684.87

Finding the Fourth Proportional to 28,617,149.07, 39,501,938.03 and 17,014,684.87

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Solution

The fourth proportional to 28,617,149.07, 39,501,938.03 and 17,014,684.87 is: 23,486,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,617,149.07 : 39,501,938.03 = 17,014,684.87 : x
  2. Step 2: Convert to fraction form
    28,617,149.07/39,501,938.03 = 17,014,684.87/x
  3. Step 3: Cross multiply
    28,617,149.07x = 39,501,938.03 × 17,014,684.87
  4. Step 4: Simplify right side
    28,617,149.07x = 672,113,027,221,719.25
  5. Step 5: Solve for x
    x = 672,113,027,221,719.25/28,617,149.07
  6. Step 6: Final answer
    x = 23,486,372.65

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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.