Home / 12,534,427.20-18,803,023.20-4,013,313.60

Finding the Fourth Proportional to 12,534,427.20, 18,803,023.20 and 4,013,313.60

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Solution

The fourth proportional to 12,534,427.20, 18,803,023.20 and 4,013,313.60 is: 6,020,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534,427.20 : 18,803,023.20 = 4,013,313.60 : x
  2. Step 2: Convert to fraction form
    12,534,427.20/18,803,023.20 = 4,013,313.60/x
  3. Step 3: Cross multiply
    12,534,427.20x = 18,803,023.20 × 4,013,313.60
  4. Step 4: Simplify right side
    12,534,427.20x = 75,462,428,729,675.52
  5. Step 5: Solve for x
    x = 75,462,428,729,675.52/12,534,427.20
  6. Step 6: Final answer
    x = 6,020,413.02

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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.