Home / 7,243,823.60-10,865,735.40-4,374,042.20

Finding the Fourth Proportional to 7,243,823.60, 10,865,735.40 and 4,374,042.20

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Solution

The fourth proportional to 7,243,823.60, 10,865,735.40 and 4,374,042.20 is: 6,561,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,823.60 : 10,865,735.40 = 4,374,042.20 : x
  2. Step 2: Convert to fraction form
    7,243,823.60/10,865,735.40 = 4,374,042.20/x
  3. Step 3: Cross multiply
    7,243,823.60x = 10,865,735.40 × 4,374,042.20
  4. Step 4: Simplify right side
    7,243,823.60x = 47,527,185,173,633.88
  5. Step 5: Solve for x
    x = 47,527,185,173,633.88/7,243,823.60
  6. Step 6: Final answer
    x = 6,561,063.30

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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.