Home / 19,074,312.40-28,611,468.60-16,984,123.60

Finding the Fourth Proportional to 19,074,312.40, 28,611,468.60 and 16,984,123.60

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Solution

The fourth proportional to 19,074,312.40, 28,611,468.60 and 16,984,123.60 is: 25,476,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074,312.40 : 28,611,468.60 = 16,984,123.60 : x
  2. Step 2: Convert to fraction form
    19,074,312.40/28,611,468.60 = 16,984,123.60/x
  3. Step 3: Cross multiply
    19,074,312.40x = 28,611,468.60 × 16,984,123.60
  4. Step 4: Simplify right side
    19,074,312.40x = 485,940,719,079,919
  5. Step 5: Solve for x
    x = 485,940,719,079,919/19,074,312.40
  6. Step 6: Final answer
    x = 25,476,185.40

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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.