Home / 10,093,890.40-15,130,994.10-5,771,503.60

Finding the Fourth Proportional to 10,093,890.40, 15,130,994.10 and 5,771,503.60

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Solution

The fourth proportional to 10,093,890.40, 15,130,994.10 and 5,771,503.60 is: 8,651,628.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,093,890.40 : 15,130,994.10 = 5,771,503.60 : x
  2. Step 2: Convert to fraction form
    10,093,890.40/15,130,994.10 = 5,771,503.60/x
  3. Step 3: Cross multiply
    10,093,890.40x = 15,130,994.10 × 5,771,503.60
  4. Step 4: Simplify right side
    10,093,890.40x = 87,328,586,919,728.75
  5. Step 5: Solve for x
    x = 87,328,586,919,728.75/10,093,890.40
  6. Step 6: Final answer
    x = 8,651,628.21

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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.