Home / 9,376,352.40-14,096,021.40-7,990,669.20

Finding the Fourth Proportional to 9,376,352.40, 14,096,021.40 and 7,990,669.20

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Solution

The fourth proportional to 9,376,352.40, 14,096,021.40 and 7,990,669.20 is: 12,012,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376,352.40 : 14,096,021.40 = 7,990,669.20 : x
  2. Step 2: Convert to fraction form
    9,376,352.40/14,096,021.40 = 7,990,669.20/x
  3. Step 3: Cross multiply
    9,376,352.40x = 14,096,021.40 × 7,990,669.20
  4. Step 4: Simplify right side
    9,376,352.40x = 112,636,644,043,520.89
  5. Step 5: Solve for x
    x = 112,636,644,043,520.89/9,376,352.40
  6. Step 6: Final answer
    x = 12,012,842.44

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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.