Finding the Fourth Proportional to 12,283,424.08, 18,427,498.08 and 4,709,798.80
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Solution
The fourth proportional to 12,283,424.08, 18,427,498.08 and 4,709,798.80 is: 7,065,603.84
Step by Step Solution
- Step 1: Write the proportion equation
12,283,424.08 : 18,427,498.08 = 4,709,798.80 : x - Step 2: Convert to fraction form
12,283,424.08/18,427,498.08 = 4,709,798.80/x - Step 3: Cross multiply
12,283,424.08x = 18,427,498.08 × 4,709,798.80 - Step 4: Simplify right side
12,283,424.08x = 86,789,808,344,186.30 - Step 5: Solve for x
x = 86,789,808,344,186.30/12,283,424.08 - Step 6: Final answer
x = 7,065,603.84
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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.