Home / 12,194,338.16-16,826,973.72-7,039,360.46

Finding the Fourth Proportional to 12,194,338.16, 16,826,973.72 and 7,039,360.46

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Solution

The fourth proportional to 12,194,338.16, 16,826,973.72 and 7,039,360.46 is: 9,713,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,338.16 : 16,826,973.72 = 7,039,360.46 : x
  2. Step 2: Convert to fraction form
    12,194,338.16/16,826,973.72 = 7,039,360.46/x
  3. Step 3: Cross multiply
    12,194,338.16x = 16,826,973.72 × 7,039,360.46
  4. Step 4: Simplify right side
    12,194,338.16x = 118,451,133,466,027.11
  5. Step 5: Solve for x
    x = 118,451,133,466,027.11/12,194,338.16
  6. Step 6: Final answer
    x = 9,713,617.25

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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.