Home / 12,296,284.80-18,444,427.20-9,904,800.30

Finding the Fourth Proportional to 12,296,284.80, 18,444,427.20 and 9,904,800.30

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Solution

The fourth proportional to 12,296,284.80, 18,444,427.20 and 9,904,800.30 is: 14,857,200.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,284.80 : 18,444,427.20 = 9,904,800.30 : x
  2. Step 2: Convert to fraction form
    12,296,284.80/18,444,427.20 = 9,904,800.30/x
  3. Step 3: Cross multiply
    12,296,284.80x = 18,444,427.20 × 9,904,800.30
  4. Step 4: Simplify right side
    12,296,284.80x = 182,688,368,063,888.16
  5. Step 5: Solve for x
    x = 182,688,368,063,888.16/12,296,284.80
  6. Step 6: Final answer
    x = 14,857,200.45

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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.