Home / 8,328,528.16-12,492,792.24-2,648,764.96

Finding the Fourth Proportional to 8,328,528.16, 12,492,792.24 and 2,648,764.96

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Solution

The fourth proportional to 8,328,528.16, 12,492,792.24 and 2,648,764.96 is: 3,973,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,528.16 : 12,492,792.24 = 2,648,764.96 : x
  2. Step 2: Convert to fraction form
    8,328,528.16/12,492,792.24 = 2,648,764.96/x
  3. Step 3: Cross multiply
    8,328,528.16x = 12,492,792.24 × 2,648,764.96
  4. Step 4: Simplify right side
    8,328,528.16x = 33,090,470,337,871.91
  5. Step 5: Solve for x
    x = 33,090,470,337,871.91/8,328,528.16
  6. Step 6: Final answer
    x = 3,973,147.44

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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.