Home / 6,885,872.40-10,316,998.80-3,283,883.40

Finding the Fourth Proportional to 6,885,872.40, 10,316,998.80 and 3,283,883.40

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Solution

The fourth proportional to 6,885,872.40, 10,316,998.80 and 3,283,883.40 is: 4,920,192.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,872.40 : 10,316,998.80 = 3,283,883.40 : x
  2. Step 2: Convert to fraction form
    6,885,872.40/10,316,998.80 = 3,283,883.40/x
  3. Step 3: Cross multiply
    6,885,872.40x = 10,316,998.80 × 3,283,883.40
  4. Step 4: Simplify right side
    6,885,872.40x = 33,879,821,097,139.92
  5. Step 5: Solve for x
    x = 33,879,821,097,139.92/6,885,872.40
  6. Step 6: Final answer
    x = 4,920,192.99

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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.