Finding the Fourth Proportional to 77,530,814.01, 106,997,545.62 and 44,492,455.71
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Solution
The fourth proportional to 77,530,814.01, 106,997,545.62 and 44,492,455.71 is: 61,402,471.01
Step by Step Solution
- Step 1: Write the proportion equation
77,530,814.01 : 106,997,545.62 = 44,492,455.71 : x - Step 2: Convert to fraction form
77,530,814.01/106,997,545.62 = 44,492,455.71/x - Step 3: Cross multiply
77,530,814.01x = 106,997,545.62 × 44,492,455.71 - Step 4: Simplify right side
77,530,814.01x = 4,760,583,559,576,555 - Step 5: Solve for x
x = 4,760,583,559,576,555/77,530,814.01 - Step 6: Final answer
x = 61,402,471.01
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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.