Finding the Fourth Proportional to 67,626,848.90, 93,317,178.18 and 37,859,126.99
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Solution
The fourth proportional to 67,626,848.90, 93,317,178.18 and 37,859,126.99 is: 52,241,187.58
Step by Step Solution
- Step 1: Write the proportion equation
67,626,848.90 : 93,317,178.18 = 37,859,126.99 : x - Step 2: Convert to fraction form
67,626,848.90/93,317,178.18 = 37,859,126.99/x - Step 3: Cross multiply
67,626,848.90x = 93,317,178.18 × 37,859,126.99 - Step 4: Simplify right side
67,626,848.90x = 3,532,906,899,065,077.50 - Step 5: Solve for x
x = 3,532,906,899,065,077.50/67,626,848.90 - Step 6: Final answer
x = 52,241,187.58
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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.