Home / 5,125,514.40-7,688,271.60-2,091,872.03

Finding the Fourth Proportional to 5,125,514.40, 7,688,271.60 and 2,091,872.03

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Solution

The fourth proportional to 5,125,514.40, 7,688,271.60 and 2,091,872.03 is: 3,137,808.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125,514.40 : 7,688,271.60 = 2,091,872.03 : x
  2. Step 2: Convert to fraction form
    5,125,514.40/7,688,271.60 = 2,091,872.03/x
  3. Step 3: Cross multiply
    5,125,514.40x = 7,688,271.60 × 2,091,872.03
  4. Step 4: Simplify right side
    5,125,514.40x = 16,082,880,280,641.99
  5. Step 5: Solve for x
    x = 16,082,880,280,641.99/5,125,514.40
  6. Step 6: Final answer
    x = 3,137,808.04

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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.