Home / 11,072,647.20-16,611,303.60-4,679,608.80

Finding the Fourth Proportional to 11,072,647.20, 16,611,303.60 and 4,679,608.80

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Solution

The fourth proportional to 11,072,647.20, 16,611,303.60 and 4,679,608.80 is: 7,020,399.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,647.20 : 16,611,303.60 = 4,679,608.80 : x
  2. Step 2: Convert to fraction form
    11,072,647.20/16,611,303.60 = 4,679,608.80/x
  3. Step 3: Cross multiply
    11,072,647.20x = 16,611,303.60 × 4,679,608.80
  4. Step 4: Simplify right side
    11,072,647.20x = 77,734,402,506,031.67
  5. Step 5: Solve for x
    x = 77,734,402,506,031.67/11,072,647.20
  6. Step 6: Final answer
    x = 7,020,399.11

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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.