Home / 8,041,325.40-12,061,988.10-6,671,388.60

Finding the Fourth Proportional to 8,041,325.40, 12,061,988.10 and 6,671,388.60

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Solution

The fourth proportional to 8,041,325.40, 12,061,988.10 and 6,671,388.60 is: 10,007,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041,325.40 : 12,061,988.10 = 6,671,388.60 : x
  2. Step 2: Convert to fraction form
    8,041,325.40/12,061,988.10 = 6,671,388.60/x
  3. Step 3: Cross multiply
    8,041,325.40x = 12,061,988.10 × 6,671,388.60
  4. Step 4: Simplify right side
    8,041,325.40x = 80,470,209,903,675.66
  5. Step 5: Solve for x
    x = 80,470,209,903,675.66/8,041,325.40
  6. Step 6: Final answer
    x = 10,007,082.90

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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.