Finding the Fourth Proportional to 91,562,706.36, 126,269,959.32 and 60,145,323.84
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Solution
The fourth proportional to 91,562,706.36, 126,269,959.32 and 60,145,323.84 is: 82,943,677.58
Step by Step Solution
- Step 1: Write the proportion equation
91,562,706.36 : 126,269,959.32 = 60,145,323.84 : x - Step 2: Convert to fraction form
91,562,706.36/126,269,959.32 = 60,145,323.84/x - Step 3: Cross multiply
91,562,706.36x = 126,269,959.32 × 60,145,323.84 - Step 4: Simplify right side
91,562,706.36x = 7,594,547,594,565,026 - Step 5: Solve for x
x = 7,594,547,594,565,026/91,562,706.36 - Step 6: Final answer
x = 82,943,677.58
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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.