Home / 12,196,000.60-16,830,504.88-6,689,420.28

Finding the Fourth Proportional to 12,196,000.60, 16,830,504.88 and 6,689,420.28

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Solution

The fourth proportional to 12,196,000.60, 16,830,504.88 and 6,689,420.28 is: 9,231,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,000.60 : 16,830,504.88 = 6,689,420.28 : x
  2. Step 2: Convert to fraction form
    12,196,000.60/16,830,504.88 = 6,689,420.28/x
  3. Step 3: Cross multiply
    12,196,000.60x = 16,830,504.88 × 6,689,420.28
  4. Step 4: Simplify right side
    12,196,000.60x = 112,586,320,666,910.97
  5. Step 5: Solve for x
    x = 112,586,320,666,910.97/12,196,000.60
  6. Step 6: Final answer
    x = 9,231,413.18

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1.5x scale

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.