Home / 14,987,372.64-20,683,074.96-9,185,033.52

Finding the Fourth Proportional to 14,987,372.64, 20,683,074.96 and 9,185,033.52

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Solution

The fourth proportional to 14,987,372.64, 20,683,074.96 and 9,185,033.52 is: 12,675,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,372.64 : 20,683,074.96 = 9,185,033.52 : x
  2. Step 2: Convert to fraction form
    14,987,372.64/20,683,074.96 = 9,185,033.52/x
  3. Step 3: Cross multiply
    14,987,372.64x = 20,683,074.96 × 9,185,033.52
  4. Step 4: Simplify right side
    14,987,372.64x = 189,974,736,804,272.66
  5. Step 5: Solve for x
    x = 189,974,736,804,272.66/14,987,372.64
  6. Step 6: Final answer
    x = 12,675,653.12

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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.