Home / 16,641,881.20-24,962,821.80-7,683,929.20

Finding the Fourth Proportional to 16,641,881.20, 24,962,821.80 and 7,683,929.20

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Solution

The fourth proportional to 16,641,881.20, 24,962,821.80 and 7,683,929.20 is: 11,525,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641,881.20 : 24,962,821.80 = 7,683,929.20 : x
  2. Step 2: Convert to fraction form
    16,641,881.20/24,962,821.80 = 7,683,929.20/x
  3. Step 3: Cross multiply
    16,641,881.20x = 24,962,821.80 × 7,683,929.20
  4. Step 4: Simplify right side
    16,641,881.20x = 191,812,555,343,416.56
  5. Step 5: Solve for x
    x = 191,812,555,343,416.56/16,641,881.20
  6. Step 6: Final answer
    x = 11,525,893.80

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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.