Finding the Fourth Proportional to 84,037,545.36, 115,971,812.82 and 45,406,377.36
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Solution
The fourth proportional to 84,037,545.36, 115,971,812.82 and 45,406,377.36 is: 62,660,800.88
Step by Step Solution
- Step 1: Write the proportion equation
84,037,545.36 : 115,971,812.82 = 45,406,377.36 : x - Step 2: Convert to fraction form
84,037,545.36/115,971,812.82 = 45,406,377.36/x - Step 3: Cross multiply
84,037,545.36x = 115,971,812.82 × 45,406,377.36 - Step 4: Simplify right side
84,037,545.36x = 5,265,859,896,028,205 - Step 5: Solve for x
x = 5,265,859,896,028,205/84,037,545.36 - Step 6: Final answer
x = 62,660,800.88
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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.