Home / 14,900,276.25-20,557,760.04-8,700,850.94

Finding the Fourth Proportional to 14,900,276.25, 20,557,760.04 and 8,700,850.94

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Solution

The fourth proportional to 14,900,276.25, 20,557,760.04 and 8,700,850.94 is: 12,004,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900,276.25 : 20,557,760.04 = 8,700,850.94 : x
  2. Step 2: Convert to fraction form
    14,900,276.25/20,557,760.04 = 8,700,850.94/x
  3. Step 3: Cross multiply
    14,900,276.25x = 20,557,760.04 × 8,700,850.94
  4. Step 4: Simplify right side
    14,900,276.25x = 178,870,005,665,539.62
  5. Step 5: Solve for x
    x = 178,870,005,665,539.62/14,900,276.25
  6. Step 6: Final answer
    x = 12,004,475.80

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1.5x scale

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.