Home / 16,915,858.49-23,343,907.25-9,180,900.82

Finding the Fourth Proportional to 16,915,858.49, 23,343,907.25 and 9,180,900.82

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Solution

The fourth proportional to 16,915,858.49, 23,343,907.25 and 9,180,900.82 is: 12,669,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,858.49 : 23,343,907.25 = 9,180,900.82 : x
  2. Step 2: Convert to fraction form
    16,915,858.49/23,343,907.25 = 9,180,900.82/x
  3. Step 3: Cross multiply
    16,915,858.49x = 23,343,907.25 × 9,180,900.82
  4. Step 4: Simplify right side
    16,915,858.49x = 214,318,097,050,904.91
  5. Step 5: Solve for x
    x = 214,318,097,050,904.91/16,915,858.49
  6. Step 6: Final answer
    x = 12,669,655.35

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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.