Home / 7,715,459.70-11,570,826.78-5,334,604.02

Finding the Fourth Proportional to 7,715,459.70, 11,570,826.78 and 5,334,604.02

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Solution

The fourth proportional to 7,715,459.70, 11,570,826.78 and 5,334,604.02 is: 8,000,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,459.70 : 11,570,826.78 = 5,334,604.02 : x
  2. Step 2: Convert to fraction form
    7,715,459.70/11,570,826.78 = 5,334,604.02/x
  3. Step 3: Cross multiply
    7,715,459.70x = 11,570,826.78 × 5,334,604.02
  4. Step 4: Simplify right side
    7,715,459.70x = 61,725,779,055,311.65
  5. Step 5: Solve for x
    x = 61,725,779,055,311.65/7,715,459.70
  6. Step 6: Final answer
    x = 8,000,272.37

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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.