Home / 7,245,087.50-9,998,009.88-4,147,506.30

Finding the Fourth Proportional to 7,245,087.50, 9,998,009.88 and 4,147,506.30

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Solution

The fourth proportional to 7,245,087.50, 9,998,009.88 and 4,147,506.30 is: 5,723,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,087.50 : 9,998,009.88 = 4,147,506.30 : x
  2. Step 2: Convert to fraction form
    7,245,087.50/9,998,009.88 = 4,147,506.30/x
  3. Step 3: Cross multiply
    7,245,087.50x = 9,998,009.88 × 4,147,506.30
  4. Step 4: Simplify right side
    7,245,087.50x = 41,466,808,964,762.24
  5. Step 5: Solve for x
    x = 41,466,808,964,762.24/7,245,087.50
  6. Step 6: Final answer
    x = 5,723,437.98

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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.