Finding the Fourth Proportional to 19,874,924.16, 29,812,393.14 and 6,229,129.38
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Solution
The fourth proportional to 19,874,924.16, 29,812,393.14 and 6,229,129.38 is: 9,343,696.23
Step by Step Solution
- Step 1: Write the proportion equation
19,874,924.16 : 29,812,393.14 = 6,229,129.38 : x - Step 2: Convert to fraction form
19,874,924.16/29,812,393.14 = 6,229,129.38/x - Step 3: Cross multiply
19,874,924.16x = 29,812,393.14 × 6,229,129.38 - Step 4: Simplify right side
19,874,924.16x = 185,705,253,996,484.47 - Step 5: Solve for x
x = 185,705,253,996,484.47/19,874,924.16 - Step 6: Final answer
x = 9,343,696.23
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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.