Home / 6,854,730.67-10,220,812.86-6,666,401.26

Finding the Fourth Proportional to 6,854,730.67, 10,220,812.86 and 6,666,401.26

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Solution

The fourth proportional to 6,854,730.67, 10,220,812.86 and 6,666,401.26 is: 9,940,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854,730.67 : 10,220,812.86 = 6,666,401.26 : x
  2. Step 2: Convert to fraction form
    6,854,730.67/10,220,812.86 = 6,666,401.26/x
  3. Step 3: Cross multiply
    6,854,730.67x = 10,220,812.86 × 6,666,401.26
  4. Step 4: Simplify right side
    6,854,730.67x = 68,136,039,728,128.20
  5. Step 5: Solve for x
    x = 68,136,039,728,128.20/6,854,730.67
  6. Step 6: Final answer
    x = 9,940,002.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.