Home / 12,291,315.06-16,962,012.03-6,784,688.58

Finding the Fourth Proportional to 12,291,315.06, 16,962,012.03 and 6,784,688.58

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Solution

The fourth proportional to 12,291,315.06, 16,962,012.03 and 6,784,688.58 is: 9,362,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,315.06 : 16,962,012.03 = 6,784,688.58 : x
  2. Step 2: Convert to fraction form
    12,291,315.06/16,962,012.03 = 6,784,688.58/x
  3. Step 3: Cross multiply
    12,291,315.06x = 16,962,012.03 × 6,784,688.58
  4. Step 4: Simplify right side
    12,291,315.06x = 115,081,969,313,763.62
  5. Step 5: Solve for x
    x = 115,081,969,313,763.62/12,291,315.06
  6. Step 6: Final answer
    x = 9,362,868.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.