Finding the Fourth Proportional to 13,321,387.97, 19,946,154.45 and 8,698,923.58
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Solution
The fourth proportional to 13,321,387.97, 19,946,154.45 and 8,698,923.58 is: 13,024,924.55
Step by Step Solution
- Step 1: Write the proportion equation
13,321,387.97 : 19,946,154.45 = 8,698,923.58 : x - Step 2: Convert to fraction form
13,321,387.97/19,946,154.45 = 8,698,923.58/x - Step 3: Cross multiply
13,321,387.97x = 19,946,154.45 × 8,698,923.58 - Step 4: Simplify right side
13,321,387.97x = 173,510,073,275,426.94 - Step 5: Solve for x
x = 173,510,073,275,426.94/13,321,387.97 - Step 6: Final answer
x = 13,024,924.55
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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.