Finding the Fourth Proportional to 67,319,412.94, 101,161,456.62 and 36,636,677.74
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Solution
The fourth proportional to 67,319,412.94, 101,161,456.62 and 36,636,677.74 is: 55,054,248.46
Step by Step Solution
- Step 1: Write the proportion equation
67,319,412.94 : 101,161,456.62 = 36,636,677.74 : x - Step 2: Convert to fraction form
67,319,412.94/101,161,456.62 = 36,636,677.74/x - Step 3: Cross multiply
67,319,412.94x = 101,161,456.62 × 36,636,677.74 - Step 4: Simplify right side
67,319,412.94x = 3,706,219,685,895,930 - Step 5: Solve for x
x = 3,706,219,685,895,930/67,319,412.94 - Step 6: Final answer
x = 55,054,248.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.