Home / 30,957,071.54-46,436,655.45-8,237,990.66

Finding the Fourth Proportional to 30,957,071.54, 46,436,655.45 and 8,237,990.66

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Solution

The fourth proportional to 30,957,071.54, 46,436,655.45 and 8,237,990.66 is: 12,357,264.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,957,071.54 : 46,436,655.45 = 8,237,990.66 : x
  2. Step 2: Convert to fraction form
    30,957,071.54/46,436,655.45 = 8,237,990.66/x
  3. Step 3: Cross multiply
    30,957,071.54x = 46,436,655.45 × 8,237,990.66
  4. Step 4: Simplify right side
    30,957,071.54x = 382,544,733,878,738.12
  5. Step 5: Solve for x
    x = 382,544,733,878,738.12/30,957,071.54
  6. Step 6: Final answer
    x = 12,357,264.91

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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.