Home / 30,823,205.68-46,236,967.53-12,379,152.11

Finding the Fourth Proportional to 30,823,205.68, 46,236,967.53 and 12,379,152.11

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Solution

The fourth proportional to 30,823,205.68, 46,236,967.53 and 12,379,152.11 is: 18,569,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,823,205.68 : 46,236,967.53 = 12,379,152.11 : x
  2. Step 2: Convert to fraction form
    30,823,205.68/46,236,967.53 = 12,379,152.11/x
  3. Step 3: Cross multiply
    30,823,205.68x = 46,236,967.53 × 12,379,152.11
  4. Step 4: Simplify right side
    30,823,205.68x = 572,374,454,375,951
  5. Step 5: Solve for x
    x = 572,374,454,375,951/30,823,205.68
  6. Step 6: Final answer
    x = 18,569,595.27

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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.