Home / 12,296,292.80-18,444,439.20-9,904,808.30

Finding the Fourth Proportional to 12,296,292.80, 18,444,439.20 and 9,904,808.30

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Solution

The fourth proportional to 12,296,292.80, 18,444,439.20 and 9,904,808.30 is: 14,857,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,292.80 : 18,444,439.20 = 9,904,808.30 : x
  2. Step 2: Convert to fraction form
    12,296,292.80/18,444,439.20 = 9,904,808.30/x
  3. Step 3: Cross multiply
    12,296,292.80x = 18,444,439.20 × 9,904,808.30
  4. Step 4: Simplify right side
    12,296,292.80x = 182,688,634,477,005.38
  5. Step 5: Solve for x
    x = 182,688,634,477,005.38/12,296,292.80
  6. Step 6: Final answer
    x = 14,857,212.45

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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.