Home / 10,790,606.10-16,185,909.15-7,389,383.70

Finding the Fourth Proportional to 10,790,606.10, 16,185,909.15 and 7,389,383.70

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Solution

The fourth proportional to 10,790,606.10, 16,185,909.15 and 7,389,383.70 is: 11,084,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,606.10 : 16,185,909.15 = 7,389,383.70 : x
  2. Step 2: Convert to fraction form
    10,790,606.10/16,185,909.15 = 7,389,383.70/x
  3. Step 3: Cross multiply
    10,790,606.10x = 16,185,909.15 × 7,389,383.70
  4. Step 4: Simplify right side
    10,790,606.10x = 119,603,893,242,690.86
  5. Step 5: Solve for x
    x = 119,603,893,242,690.86/10,790,606.10
  6. Step 6: Final answer
    x = 11,084,075.55

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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.