Home / 30,166,951.38-45,250,519.23-7,447,851.06

Finding the Fourth Proportional to 30,166,951.38, 45,250,519.23 and 7,447,851.06

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Solution

The fourth proportional to 30,166,951.38, 45,250,519.23 and 7,447,851.06 is: 11,171,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,951.38 : 45,250,519.23 = 7,447,851.06 : x
  2. Step 2: Convert to fraction form
    30,166,951.38/45,250,519.23 = 7,447,851.06/x
  3. Step 3: Cross multiply
    30,166,951.38x = 45,250,519.23 × 7,447,851.06
  4. Step 4: Simplify right side
    30,166,951.38x = 337,019,127,612,705.81
  5. Step 5: Solve for x
    x = 337,019,127,612,705.81/30,166,951.38
  6. Step 6: Final answer
    x = 11,171,799.34

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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.