Home / 5,140,315.84-7,093,457.40-2,848,689.76

Finding the Fourth Proportional to 5,140,315.84, 7,093,457.40 and 2,848,689.76

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Solution

The fourth proportional to 5,140,315.84, 7,093,457.40 and 2,848,689.76 is: 3,931,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,315.84 : 7,093,457.40 = 2,848,689.76 : x
  2. Step 2: Convert to fraction form
    5,140,315.84/7,093,457.40 = 2,848,689.76/x
  3. Step 3: Cross multiply
    5,140,315.84x = 7,093,457.40 × 2,848,689.76
  4. Step 4: Simplify right side
    5,140,315.84x = 20,207,059,458,376.22
  5. Step 5: Solve for x
    x = 20,207,059,458,376.22/5,140,315.84
  6. Step 6: Final answer
    x = 3,931,092.97

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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.