Finding the Fourth Proportional to 7,807,545.48, 10,771,957.62 and 4,369,240.20
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Solution
The fourth proportional to 7,807,545.48, 10,771,957.62 and 4,369,240.20 is: 6,028,177.53
Step by Step Solution
- Step 1: Write the proportion equation
7,807,545.48 : 10,771,957.62 = 4,369,240.20 : x - Step 2: Convert to fraction form
7,807,545.48/10,771,957.62 = 4,369,240.20/x - Step 3: Cross multiply
7,807,545.48x = 10,771,957.62 × 4,369,240.20 - Step 4: Simplify right side
7,807,545.48x = 47,065,270,266,000.32 - Step 5: Solve for x
x = 47,065,270,266,000.32/7,807,545.48 - Step 6: Final answer
x = 6,028,177.53
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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.