Finding the Fourth Proportional to 68,880,343.97, 95,054,060.12 and 37,518,294.47
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Solution
The fourth proportional to 68,880,343.97, 95,054,060.12 and 37,518,294.47 is: 51,774,802.68
Step by Step Solution
- Step 1: Write the proportion equation
68,880,343.97 : 95,054,060.12 = 37,518,294.47 : x - Step 2: Convert to fraction form
68,880,343.97/95,054,060.12 = 37,518,294.47/x - Step 3: Cross multiply
68,880,343.97x = 95,054,060.12 × 37,518,294.47 - Step 4: Simplify right side
68,880,343.97x = 3,566,266,217,488,382 - Step 5: Solve for x
x = 3,566,266,217,488,382/68,880,343.97 - Step 6: Final answer
x = 51,774,802.68
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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.