Home / 12,014,020.80-18,013,071.60-6,625,252.80

Finding the Fourth Proportional to 12,014,020.80, 18,013,071.60 and 6,625,252.80

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Solution

The fourth proportional to 12,014,020.80, 18,013,071.60 and 6,625,252.80 is: 9,933,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,020.80 : 18,013,071.60 = 6,625,252.80 : x
  2. Step 2: Convert to fraction form
    12,014,020.80/18,013,071.60 = 6,625,252.80/x
  3. Step 3: Cross multiply
    12,014,020.80x = 18,013,071.60 × 6,625,252.80
  4. Step 4: Simplify right side
    12,014,020.80x = 119,341,153,054,500.48
  5. Step 5: Solve for x
    x = 119,341,153,054,500.48/12,014,020.80
  6. Step 6: Final answer
    x = 9,933,489.80

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1.5x scale

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.