Home / 7,104,234.80-10,656,352.20-6,457,271.60

Finding the Fourth Proportional to 7,104,234.80, 10,656,352.20 and 6,457,271.60

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Solution

The fourth proportional to 7,104,234.80, 10,656,352.20 and 6,457,271.60 is: 9,685,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,234.80 : 10,656,352.20 = 6,457,271.60 : x
  2. Step 2: Convert to fraction form
    7,104,234.80/10,656,352.20 = 6,457,271.60/x
  3. Step 3: Cross multiply
    7,104,234.80x = 10,656,352.20 × 6,457,271.60
  4. Step 4: Simplify right side
    7,104,234.80x = 68,810,960,420,657.51
  5. Step 5: Solve for x
    x = 68,810,960,420,657.51/7,104,234.80
  6. Step 6: Final answer
    x = 9,685,907.40

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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.