Home / 9,659,075.80-14,488,613.70-8,929,168.60

Finding the Fourth Proportional to 9,659,075.80, 14,488,613.70 and 8,929,168.60

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Solution

The fourth proportional to 9,659,075.80, 14,488,613.70 and 8,929,168.60 is: 13,393,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,075.80 : 14,488,613.70 = 8,929,168.60 : x
  2. Step 2: Convert to fraction form
    9,659,075.80/14,488,613.70 = 8,929,168.60/x
  3. Step 3: Cross multiply
    9,659,075.80x = 14,488,613.70 × 8,929,168.60
  4. Step 4: Simplify right side
    9,659,075.80x = 129,371,274,507,569.81
  5. Step 5: Solve for x
    x = 129,371,274,507,569.81/9,659,075.80
  6. Step 6: Final answer
    x = 13,393,752.90

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Similar ratio
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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.