Home / 7,240,699.78-10,860,907.65-2,922,635.14

Finding the Fourth Proportional to 7,240,699.78, 10,860,907.65 and 2,922,635.14

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Solution

The fourth proportional to 7,240,699.78, 10,860,907.65 and 2,922,635.14 is: 4,383,895.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,699.78 : 10,860,907.65 = 2,922,635.14 : x
  2. Step 2: Convert to fraction form
    7,240,699.78/10,860,907.65 = 2,922,635.14/x
  3. Step 3: Cross multiply
    7,240,699.78x = 10,860,907.65 × 2,922,635.14
  4. Step 4: Simplify right side
    7,240,699.78x = 31,742,470,350,184.82
  5. Step 5: Solve for x
    x = 31,742,470,350,184.82/7,240,699.78
  6. Step 6: Final answer
    x = 4,383,895.39

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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.