Home / 6,191,146.20-9,286,719.30-1,931,307.60

Finding the Fourth Proportional to 6,191,146.20, 9,286,719.30 and 1,931,307.60

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Solution

The fourth proportional to 6,191,146.20, 9,286,719.30 and 1,931,307.60 is: 2,896,961.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,146.20 : 9,286,719.30 = 1,931,307.60 : x
  2. Step 2: Convert to fraction form
    6,191,146.20/9,286,719.30 = 1,931,307.60/x
  3. Step 3: Cross multiply
    6,191,146.20x = 9,286,719.30 × 1,931,307.60
  4. Step 4: Simplify right side
    6,191,146.20x = 17,935,511,563,156.68
  5. Step 5: Solve for x
    x = 17,935,511,563,156.68/6,191,146.20
  6. Step 6: Final answer
    x = 2,896,961.40

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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.