Home / 27,860,699.43-38,450,201.72-15,473,214.77

Finding the Fourth Proportional to 27,860,699.43, 38,450,201.72 and 15,473,214.77

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Solution

The fourth proportional to 27,860,699.43, 38,450,201.72 and 15,473,214.77 is: 21,354,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,860,699.43 : 38,450,201.72 = 15,473,214.77 : x
  2. Step 2: Convert to fraction form
    27,860,699.43/38,450,201.72 = 15,473,214.77/x
  3. Step 3: Cross multiply
    27,860,699.43x = 38,450,201.72 × 15,473,214.77
  4. Step 4: Simplify right side
    27,860,699.43x = 594,948,229,132,420.38
  5. Step 5: Solve for x
    x = 594,948,229,132,420.38/27,860,699.43
  6. Step 6: Final answer
    x = 21,354,389.57

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1.5x scale

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.