Home / 5,140,316.84-7,093,458.78-2,848,690.76

Finding the Fourth Proportional to 5,140,316.84, 7,093,458.78 and 2,848,690.76

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Solution

The fourth proportional to 5,140,316.84, 7,093,458.78 and 2,848,690.76 is: 3,931,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,316.84 : 7,093,458.78 = 2,848,690.76 : x
  2. Step 2: Convert to fraction form
    5,140,316.84/7,093,458.78 = 2,848,690.76/x
  3. Step 3: Cross multiply
    5,140,316.84x = 7,093,458.78 × 2,848,690.76
  4. Step 4: Simplify right side
    5,140,316.84x = 20,207,070,483,026.87
  5. Step 5: Solve for x
    x = 20,207,070,483,026.87/5,140,316.84
  6. Step 6: Final answer
    x = 3,931,094.35

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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.