Home / 11,335,985.20-16,999,668.55-3,658,479.18

Finding the Fourth Proportional to 11,335,985.20, 16,999,668.55 and 3,658,479.18

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Solution

The fourth proportional to 11,335,985.20, 16,999,668.55 and 3,658,479.18 is: 5,486,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335,985.20 : 16,999,668.55 = 3,658,479.18 : x
  2. Step 2: Convert to fraction form
    11,335,985.20/16,999,668.55 = 3,658,479.18/x
  3. Step 3: Cross multiply
    11,335,985.20x = 16,999,668.55 × 3,658,479.18
  4. Step 4: Simplify right side
    11,335,985.20x = 62,192,933,457,075.80
  5. Step 5: Solve for x
    x = 62,192,933,457,075.80/11,335,985.20
  6. Step 6: Final answer
    x = 5,486,328.04

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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.