Home / 11,345,426-17,018,287.16-3,772,391.76

Finding the Fourth Proportional to 11,345,426, 17,018,287.16 and 3,772,391.76

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Solution

The fourth proportional to 11,345,426, 17,018,287.16 and 3,772,391.76 is: 5,658,636.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,345,426 : 17,018,287.16 = 3,772,391.76 : x
  2. Step 2: Convert to fraction form
    11,345,426/17,018,287.16 = 3,772,391.76/x
  3. Step 3: Cross multiply
    11,345,426x = 17,018,287.16 × 3,772,391.76
  4. Step 4: Simplify right side
    11,345,426x = 64,199,646,251,697.80
  5. Step 5: Solve for x
    x = 64,199,646,251,697.80/11,345,426
  6. Step 6: Final answer
    x = 5,658,636.90

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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.