Home / 5,312,402.76-7,927,171.38-4,739,847.96

Finding the Fourth Proportional to 5,312,402.76, 7,927,171.38 and 4,739,847.96

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Solution

The fourth proportional to 5,312,402.76, 7,927,171.38 and 4,739,847.96 is: 7,072,804.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,402.76 : 7,927,171.38 = 4,739,847.96 : x
  2. Step 2: Convert to fraction form
    5,312,402.76/7,927,171.38 = 4,739,847.96/x
  3. Step 3: Cross multiply
    5,312,402.76x = 7,927,171.38 × 4,739,847.96
  4. Step 4: Simplify right side
    5,312,402.76x = 37,573,587,094,063.38
  5. Step 5: Solve for x
    x = 37,573,587,094,063.38/5,312,402.76
  6. Step 6: Final answer
    x = 7,072,804.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.