Finding the Fourth Proportional to 18,087,849.53, 24,960,929.61 and 9,828,038.36
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Solution
The fourth proportional to 18,087,849.53, 24,960,929.61 and 9,828,038.36 is: 13,562,528.44
Step by Step Solution
- Step 1: Write the proportion equation
18,087,849.53 : 24,960,929.61 = 9,828,038.36 : x - Step 2: Convert to fraction form
18,087,849.53/24,960,929.61 = 9,828,038.36/x - Step 3: Cross multiply
18,087,849.53x = 24,960,929.61 × 9,828,038.36 - Step 4: Simplify right side
18,087,849.53x = 245,316,973,583,535.19 - Step 5: Solve for x
x = 245,316,973,583,535.19/18,087,849.53 - Step 6: Final answer
x = 13,562,528.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.