Home / 7,478,998.65-11,227,355.33-4,243,113.45

Finding the Fourth Proportional to 7,478,998.65, 11,227,355.33 and 4,243,113.45

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Solution

The fourth proportional to 7,478,998.65, 11,227,355.33 and 4,243,113.45 is: 6,369,695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,478,998.65 : 11,227,355.33 = 4,243,113.45 : x
  2. Step 2: Convert to fraction form
    7,478,998.65/11,227,355.33 = 4,243,113.45/x
  3. Step 3: Cross multiply
    7,478,998.65x = 11,227,355.33 × 4,243,113.45
  4. Step 4: Simplify right side
    7,478,998.65x = 47,638,942,387,436.62
  5. Step 5: Solve for x
    x = 47,638,942,387,436.62/7,478,998.65
  6. Step 6: Final answer
    x = 6,369,695.28

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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.