Home / 8,012,428.40-11,057,135.72-4,341,444.32

Finding the Fourth Proportional to 8,012,428.40, 11,057,135.72 and 4,341,444.32

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Solution

The fourth proportional to 8,012,428.40, 11,057,135.72 and 4,341,444.32 is: 5,991,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,428.40 : 11,057,135.72 = 4,341,444.32 : x
  2. Step 2: Convert to fraction form
    8,012,428.40/11,057,135.72 = 4,341,444.32/x
  3. Step 3: Cross multiply
    8,012,428.40x = 11,057,135.72 × 4,341,444.32
  4. Step 4: Simplify right side
    8,012,428.40x = 48,003,939,072,998.73
  5. Step 5: Solve for x
    x = 48,003,939,072,998.73/8,012,428.40
  6. Step 6: Final answer
    x = 5,991,184.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.