Home / 7,047,711.20-10,571,566.80-4,213,359.20

Finding the Fourth Proportional to 7,047,711.20, 10,571,566.80 and 4,213,359.20

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Solution

The fourth proportional to 7,047,711.20, 10,571,566.80 and 4,213,359.20 is: 6,320,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,711.20 : 10,571,566.80 = 4,213,359.20 : x
  2. Step 2: Convert to fraction form
    7,047,711.20/10,571,566.80 = 4,213,359.20/x
  3. Step 3: Cross multiply
    7,047,711.20x = 10,571,566.80 × 4,213,359.20
  4. Step 4: Simplify right side
    7,047,711.20x = 44,541,808,235,194.56
  5. Step 5: Solve for x
    x = 44,541,808,235,194.56/7,047,711.20
  6. Step 6: Final answer
    x = 6,320,038.80

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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.