Home / 10,699,965.90-16,051,166.69-3,879,751.32

Finding the Fourth Proportional to 10,699,965.90, 16,051,166.69 and 3,879,751.32

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Solution

The fourth proportional to 10,699,965.90, 16,051,166.69 and 3,879,751.32 is: 5,820,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699,965.90 : 16,051,166.69 = 3,879,751.32 : x
  2. Step 2: Convert to fraction form
    10,699,965.90/16,051,166.69 = 3,879,751.32/x
  3. Step 3: Cross multiply
    10,699,965.90x = 16,051,166.69 × 3,879,751.32
  4. Step 4: Simplify right side
    10,699,965.90x = 62,274,535,133,668.77
  5. Step 5: Solve for x
    x = 62,274,535,133,668.77/10,699,965.90
  6. Step 6: Final answer
    x = 5,820,068.56

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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.