Home / 31,298,187.44-46,947,607.32-8,579,087.12

Finding the Fourth Proportional to 31,298,187.44, 46,947,607.32 and 8,579,087.12

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Solution

The fourth proportional to 31,298,187.44, 46,947,607.32 and 8,579,087.12 is: 12,868,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,298,187.44 : 46,947,607.32 = 8,579,087.12 : x
  2. Step 2: Convert to fraction form
    31,298,187.44/46,947,607.32 = 8,579,087.12/x
  3. Step 3: Cross multiply
    31,298,187.44x = 46,947,607.32 × 8,579,087.12
  4. Step 4: Simplify right side
    31,298,187.44x = 402,767,613,273,829.69
  5. Step 5: Solve for x
    x = 402,767,613,273,829.69/31,298,187.44
  6. Step 6: Final answer
    x = 12,868,720.08

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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.