Home / 31,457,564.16-43,408,669.68-17,517,865.92

Finding the Fourth Proportional to 31,457,564.16, 43,408,669.68 and 17,517,865.92

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Solution

The fourth proportional to 31,457,564.16, 43,408,669.68 and 17,517,865.92 is: 24,173,113.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457,564.16 : 43,408,669.68 = 17,517,865.92 : x
  2. Step 2: Convert to fraction form
    31,457,564.16/43,408,669.68 = 17,517,865.92/x
  3. Step 3: Cross multiply
    31,457,564.16x = 43,408,669.68 × 17,517,865.92
  4. Step 4: Simplify right side
    31,457,564.16x = 760,427,255,219,809.38
  5. Step 5: Solve for x
    x = 760,427,255,219,809.38/31,457,564.16
  6. Step 6: Final answer
    x = 24,173,113.07

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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.