Home / 30,168,221.58-45,252,562.01-8,602,805.07

Finding the Fourth Proportional to 30,168,221.58, 45,252,562.01 and 8,602,805.07

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Solution

The fourth proportional to 30,168,221.58, 45,252,562.01 and 8,602,805.07 is: 12,904,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,168,221.58 : 45,252,562.01 = 8,602,805.07 : x
  2. Step 2: Convert to fraction form
    30,168,221.58/45,252,562.01 = 8,602,805.07/x
  3. Step 3: Cross multiply
    30,168,221.58x = 45,252,562.01 × 8,602,805.07
  4. Step 4: Simplify right side
    30,168,221.58x = 389,298,969,847,103.38
  5. Step 5: Solve for x
    x = 389,298,969,847,103.38/30,168,221.58
  6. Step 6: Final answer
    x = 12,904,273.09

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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.