Home / 8,102,110.40-12,151,221.60-4,683,003.20

Finding the Fourth Proportional to 8,102,110.40, 12,151,221.60 and 4,683,003.20

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Solution

The fourth proportional to 8,102,110.40, 12,151,221.60 and 4,683,003.20 is: 7,023,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102,110.40 : 12,151,221.60 = 4,683,003.20 : x
  2. Step 2: Convert to fraction form
    8,102,110.40/12,151,221.60 = 4,683,003.20/x
  3. Step 3: Cross multiply
    8,102,110.40x = 12,151,221.60 × 4,683,003.20
  4. Step 4: Simplify right side
    8,102,110.40x = 56,904,209,636,709.12
  5. Step 5: Solve for x
    x = 56,904,209,636,709.12/8,102,110.40
  6. Step 6: Final answer
    x = 7,023,381.17

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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.