Home / 9,171,668.50-12,669,852.84-7,348,235.38

Finding the Fourth Proportional to 9,171,668.50, 12,669,852.84 and 7,348,235.38

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Solution

The fourth proportional to 9,171,668.50, 12,669,852.84 and 7,348,235.38 is: 10,150,940.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,668.50 : 12,669,852.84 = 7,348,235.38 : x
  2. Step 2: Convert to fraction form
    9,171,668.50/12,669,852.84 = 7,348,235.38/x
  3. Step 3: Cross multiply
    9,171,668.50x = 12,669,852.84 × 7,348,235.38
  4. Step 4: Simplify right side
    9,171,668.50x = 93,101,060,898,281.48
  5. Step 5: Solve for x
    x = 93,101,060,898,281.48/9,171,668.50
  6. Step 6: Final answer
    x = 10,150,940.46

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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.