Home / 7,316,491.20-10,974,736.80-4,629,105.60

Finding the Fourth Proportional to 7,316,491.20, 10,974,736.80 and 4,629,105.60

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Solution

The fourth proportional to 7,316,491.20, 10,974,736.80 and 4,629,105.60 is: 6,943,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316,491.20 : 10,974,736.80 = 4,629,105.60 : x
  2. Step 2: Convert to fraction form
    7,316,491.20/10,974,736.80 = 4,629,105.60/x
  3. Step 3: Cross multiply
    7,316,491.20x = 10,974,736.80 × 4,629,105.60
  4. Step 4: Simplify right side
    7,316,491.20x = 50,803,215,579,406.08
  5. Step 5: Solve for x
    x = 50,803,215,579,406.08/7,316,491.20
  6. Step 6: Final answer
    x = 6,943,658.40

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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.