Home / 7,315,857.18-10,980,594.69-3,724,312.86

Finding the Fourth Proportional to 7,315,857.18, 10,980,594.69 and 3,724,312.86

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Solution

The fourth proportional to 7,315,857.18, 10,980,594.69 and 3,724,312.86 is: 5,589,935.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,857.18 : 10,980,594.69 = 3,724,312.86 : x
  2. Step 2: Convert to fraction form
    7,315,857.18/10,980,594.69 = 3,724,312.86/x
  3. Step 3: Cross multiply
    7,315,857.18x = 10,980,594.69 × 3,724,312.86
  4. Step 4: Simplify right side
    7,315,857.18x = 40,895,170,014,414.71
  5. Step 5: Solve for x
    x = 40,895,170,014,414.71/7,315,857.18
  6. Step 6: Final answer
    x = 5,589,935.53

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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.