Home / 4,675,474.40-7,013,211.60-4,392,039.20

Finding the Fourth Proportional to 4,675,474.40, 7,013,211.60 and 4,392,039.20

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Solution

The fourth proportional to 4,675,474.40, 7,013,211.60 and 4,392,039.20 is: 6,588,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675,474.40 : 7,013,211.60 = 4,392,039.20 : x
  2. Step 2: Convert to fraction form
    4,675,474.40/7,013,211.60 = 4,392,039.20/x
  3. Step 3: Cross multiply
    4,675,474.40x = 7,013,211.60 × 4,392,039.20
  4. Step 4: Simplify right side
    4,675,474.40x = 30,802,300,265,094.72
  5. Step 5: Solve for x
    x = 30,802,300,265,094.72/4,675,474.40
  6. Step 6: Final answer
    x = 6,588,058.80

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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.