Finding the Fourth Proportional to 19,388,437.02, 29,057,927.85 and 10,294,891.02
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Solution
The fourth proportional to 19,388,437.02, 29,057,927.85 and 10,294,891.02 is: 15,429,206.60
Step by Step Solution
- Step 1: Write the proportion equation
19,388,437.02 : 29,057,927.85 = 10,294,891.02 : x - Step 2: Convert to fraction form
19,388,437.02/29,057,927.85 = 10,294,891.02/x - Step 3: Cross multiply
19,388,437.02x = 29,057,927.85 × 10,294,891.02 - Step 4: Simplify right side
19,388,437.02x = 299,148,200,482,772.94 - Step 5: Solve for x
x = 299,148,200,482,772.94/19,388,437.02 - Step 6: Final answer
x = 15,429,206.60
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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.