Finding the Fourth Proportional to 19,937,595.20, 29,926,053.60 and 9,851,604.80
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Solution
The fourth proportional to 19,937,595.20, 29,926,053.60 and 9,851,604.80 is: 14,787,122.03
Step by Step Solution
- Step 1: Write the proportion equation
19,937,595.20 : 29,926,053.60 = 9,851,604.80 : x - Step 2: Convert to fraction form
19,937,595.20/29,926,053.60 = 9,851,604.80/x - Step 3: Cross multiply
19,937,595.20x = 29,926,053.60 × 9,851,604.80 - Step 4: Simplify right side
19,937,595.20x = 294,819,653,290,817.31 - Step 5: Solve for x
x = 294,819,653,290,817.31/19,937,595.20 - Step 6: Final answer
x = 14,787,122.03
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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.