Home / 10,699,685.68-16,050,746.32-3,879,470.80

Finding the Fourth Proportional to 10,699,685.68, 16,050,746.32 and 3,879,470.80

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Solution

The fourth proportional to 10,699,685.68, 16,050,746.32 and 3,879,470.80 is: 5,819,647.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,699,685.68 : 16,050,746.32 = 3,879,470.80 : x
  2. Step 2: Convert to fraction form
    10,699,685.68/16,050,746.32 = 3,879,470.80/x
  3. Step 3: Cross multiply
    10,699,685.68x = 16,050,746.32 × 3,879,470.80
  4. Step 4: Simplify right side
    10,699,685.68x = 62,268,401,666,647.45
  5. Step 5: Solve for x
    x = 62,268,401,666,647.45/10,699,685.68
  6. Step 6: Final answer
    x = 5,819,647.75

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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.