Home / 12,194,329.81-16,826,962.67-7,039,352.11

Finding the Fourth Proportional to 12,194,329.81, 16,826,962.67 and 7,039,352.11

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Solution

The fourth proportional to 12,194,329.81, 16,826,962.67 and 7,039,352.11 is: 9,713,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,329.81 : 16,826,962.67 = 7,039,352.11 : x
  2. Step 2: Convert to fraction form
    12,194,329.81/16,826,962.67 = 7,039,352.11/x
  3. Step 3: Cross multiply
    12,194,329.81x = 16,826,962.67 × 7,039,352.11
  4. Step 4: Simplify right side
    12,194,329.81x = 118,450,915,140,758.97
  5. Step 5: Solve for x
    x = 118,450,915,140,758.97/12,194,329.81
  6. Step 6: Final answer
    x = 9,713,605.99

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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.