Home / 9,369,795.72-12,929,781.42-5,183,230.80

Finding the Fourth Proportional to 9,369,795.72, 12,929,781.42 and 5,183,230.80

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Solution

The fourth proportional to 9,369,795.72, 12,929,781.42 and 5,183,230.80 is: 7,152,561.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369,795.72 : 12,929,781.42 = 5,183,230.80 : x
  2. Step 2: Convert to fraction form
    9,369,795.72/12,929,781.42 = 5,183,230.80/x
  3. Step 3: Cross multiply
    9,369,795.72x = 12,929,781.42 × 5,183,230.80
  4. Step 4: Simplify right side
    9,369,795.72x = 67,018,041,293,411.73
  5. Step 5: Solve for x
    x = 67,018,041,293,411.73/9,369,795.72
  6. Step 6: Final answer
    x = 7,152,561.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.