Home / 12,310,004-16,987,345.44-7,083,819.20

Finding the Fourth Proportional to 12,310,004, 16,987,345.44 and 7,083,819.20

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Solution

The fourth proportional to 12,310,004, 16,987,345.44 and 7,083,819.20 is: 9,775,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,004 : 16,987,345.44 = 7,083,819.20 : x
  2. Step 2: Convert to fraction form
    12,310,004/16,987,345.44 = 7,083,819.20/x
  3. Step 3: Cross multiply
    12,310,004x = 16,987,345.44 × 7,083,819.20
  4. Step 4: Simplify right side
    12,310,004x = 120,335,283,784,904.45
  5. Step 5: Solve for x
    x = 120,335,283,784,904.45/12,310,004
  6. Step 6: Final answer
    x = 9,775,405.74

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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.