Home / 9,420,181.06-13,000,163.52-5,290,938.76

Finding the Fourth Proportional to 9,420,181.06, 13,000,163.52 and 5,290,938.76

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Solution

The fourth proportional to 9,420,181.06, 13,000,163.52 and 5,290,938.76 is: 7,301,671.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420,181.06 : 13,000,163.52 = 5,290,938.76 : x
  2. Step 2: Convert to fraction form
    9,420,181.06/13,000,163.52 = 5,290,938.76/x
  3. Step 3: Cross multiply
    9,420,181.06x = 13,000,163.52 × 5,290,938.76
  4. Step 4: Simplify right side
    9,420,181.06x = 68,783,069,054,306.03
  5. Step 5: Solve for x
    x = 68,783,069,054,306.03/9,420,181.06
  6. Step 6: Final answer
    x = 7,301,671.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.