Home / 21,352,587.86-29,466,599.66-11,563,048.92

Finding the Fourth Proportional to 21,352,587.86, 29,466,599.66 and 11,563,048.92

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Solution

The fourth proportional to 21,352,587.86, 29,466,599.66 and 11,563,048.92 is: 15,957,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,587.86 : 29,466,599.66 = 11,563,048.92 : x
  2. Step 2: Convert to fraction form
    21,352,587.86/29,466,599.66 = 11,563,048.92/x
  3. Step 3: Cross multiply
    21,352,587.86x = 29,466,599.66 × 11,563,048.92
  4. Step 4: Simplify right side
    21,352,587.86x = 340,723,733,316,820.12
  5. Step 5: Solve for x
    x = 340,723,733,316,820.12/21,352,587.86
  6. Step 6: Final answer
    x = 15,957,022.90

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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.