Home / 28,860,585.36-43,290,867-11,588,781.08

Finding the Fourth Proportional to 28,860,585.36, 43,290,867 and 11,588,781.08

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Solution

The fourth proportional to 28,860,585.36, 43,290,867 and 11,588,781.08 is: 17,383,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860,585.36 : 43,290,867 = 11,588,781.08 : x
  2. Step 2: Convert to fraction form
    28,860,585.36/43,290,867 = 11,588,781.08/x
  3. Step 3: Cross multiply
    28,860,585.36x = 43,290,867 × 11,588,781.08
  4. Step 4: Simplify right side
    28,860,585.36x = 501,688,380,426,396.38
  5. Step 5: Solve for x
    x = 501,688,380,426,396.38/28,860,585.36
  6. Step 6: Final answer
    x = 17,383,167.19

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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.