Home / 11,188,002.08-15,429,904.08-9,454,138.40

Finding the Fourth Proportional to 11,188,002.08, 15,429,904.08 and 9,454,138.40

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Solution

The fourth proportional to 11,188,002.08, 15,429,904.08 and 9,454,138.40 is: 13,038,650.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188,002.08 : 15,429,904.08 = 9,454,138.40 : x
  2. Step 2: Convert to fraction form
    11,188,002.08/15,429,904.08 = 9,454,138.40/x
  3. Step 3: Cross multiply
    11,188,002.08x = 15,429,904.08 × 9,454,138.40
  4. Step 4: Simplify right side
    11,188,002.08x = 145,876,448,671,044.69
  5. Step 5: Solve for x
    x = 145,876,448,671,044.69/11,188,002.08
  6. Step 6: Final answer
    x = 13,038,650.48

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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.