Home / 28,368,124.40-42,583,679.40-17,597,586.80

Finding the Fourth Proportional to 28,368,124.40, 42,583,679.40 and 17,597,586.80

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Solution

The fourth proportional to 28,368,124.40, 42,583,679.40 and 17,597,586.80 is: 26,415,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,368,124.40 : 42,583,679.40 = 17,597,586.80 : x
  2. Step 2: Convert to fraction form
    28,368,124.40/42,583,679.40 = 17,597,586.80/x
  3. Step 3: Cross multiply
    28,368,124.40x = 42,583,679.40 × 17,597,586.80
  4. Step 4: Simplify right side
    28,368,124.40x = 749,369,994,504,871.88
  5. Step 5: Solve for x
    x = 749,369,994,504,871.88/28,368,124.40
  6. Step 6: Final answer
    x = 26,415,916.12

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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.