Home / 5,424,002.40-8,136,003.60-4,815,141.60

Finding the Fourth Proportional to 5,424,002.40, 8,136,003.60 and 4,815,141.60

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Solution

The fourth proportional to 5,424,002.40, 8,136,003.60 and 4,815,141.60 is: 7,222,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,002.40 : 8,136,003.60 = 4,815,141.60 : x
  2. Step 2: Convert to fraction form
    5,424,002.40/8,136,003.60 = 4,815,141.60/x
  3. Step 3: Cross multiply
    5,424,002.40x = 8,136,003.60 × 4,815,141.60
  4. Step 4: Simplify right side
    5,424,002.40x = 39,176,009,392,109.76
  5. Step 5: Solve for x
    x = 39,176,009,392,109.76/5,424,002.40
  6. Step 6: Final answer
    x = 7,222,712.40

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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.