Home / 10,997,815.40-16,496,723.10-10,200,653.90

Finding the Fourth Proportional to 10,997,815.40, 16,496,723.10 and 10,200,653.90

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Solution

The fourth proportional to 10,997,815.40, 16,496,723.10 and 10,200,653.90 is: 15,300,980.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997,815.40 : 16,496,723.10 = 10,200,653.90 : x
  2. Step 2: Convert to fraction form
    10,997,815.40/16,496,723.10 = 10,200,653.90/x
  3. Step 3: Cross multiply
    10,997,815.40x = 16,496,723.10 × 10,200,653.90
  4. Step 4: Simplify right side
    10,997,815.40x = 168,277,362,827,235.09
  5. Step 5: Solve for x
    x = 168,277,362,827,235.09/10,997,815.40
  6. Step 6: Final answer
    x = 15,300,980.85

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1.5x scale

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.