Finding the Fourth Proportional to 9,379,946.08, 12,944,349.36 and 5,087,594.08
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Solution
The fourth proportional to 9,379,946.08, 12,944,349.36 and 5,087,594.08 is: 7,020,892.72
Step by Step Solution
- Step 1: Write the proportion equation
9,379,946.08 : 12,944,349.36 = 5,087,594.08 : x - Step 2: Convert to fraction form
9,379,946.08/12,944,349.36 = 5,087,594.08/x - Step 3: Cross multiply
9,379,946.08x = 12,944,349.36 × 5,087,594.08 - Step 4: Simplify right side
9,379,946.08x = 65,855,595,173,387.79 - Step 5: Solve for x
x = 65,855,595,173,387.79/9,379,946.08 - Step 6: Final answer
x = 7,020,892.72
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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.