Home / 14,548,782.12-21,829,466.94-7,809,328.68

Finding the Fourth Proportional to 14,548,782.12, 21,829,466.94 and 7,809,328.68

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Solution

The fourth proportional to 14,548,782.12, 21,829,466.94 and 7,809,328.68 is: 11,717,371.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548,782.12 : 21,829,466.94 = 7,809,328.68 : x
  2. Step 2: Convert to fraction form
    14,548,782.12/21,829,466.94 = 7,809,328.68/x
  3. Step 3: Cross multiply
    14,548,782.12x = 21,829,466.94 × 7,809,328.68
  4. Step 4: Simplify right side
    14,548,782.12x = 170,473,482,243,653.84
  5. Step 5: Solve for x
    x = 170,473,482,243,653.84/14,548,782.12
  6. Step 6: Final answer
    x = 11,717,371.31

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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.