Home / 10,362,442.60-15,543,518.10-4,682,657.80

Finding the Fourth Proportional to 10,362,442.60, 15,543,518.10 and 4,682,657.80

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Solution

The fourth proportional to 10,362,442.60, 15,543,518.10 and 4,682,657.80 is: 7,023,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,442.60 : 15,543,518.10 = 4,682,657.80 : x
  2. Step 2: Convert to fraction form
    10,362,442.60/15,543,518.10 = 4,682,657.80/x
  3. Step 3: Cross multiply
    10,362,442.60x = 15,543,518.10 × 4,682,657.80
  4. Step 4: Simplify right side
    10,362,442.60x = 72,784,976,270,406.17
  5. Step 5: Solve for x
    x = 72,784,976,270,406.17/10,362,442.60
  6. Step 6: Final answer
    x = 7,023,920.81

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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.