Finding the Fourth Proportional to 35,443,681.68, 48,912,324.36 and 19,146,157.68
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Solution
The fourth proportional to 35,443,681.68, 48,912,324.36 and 19,146,157.68 is: 26,421,721.17
Step by Step Solution
- Step 1: Write the proportion equation
35,443,681.68 : 48,912,324.36 = 19,146,157.68 : x - Step 2: Convert to fraction form
35,443,681.68/48,912,324.36 = 19,146,157.68/x - Step 3: Cross multiply
35,443,681.68x = 48,912,324.36 × 19,146,157.68 - Step 4: Simplify right side
35,443,681.68x = 936,483,074,691,865 - Step 5: Solve for x
x = 936,483,074,691,865/35,443,681.68 - Step 6: Final answer
x = 26,421,721.17
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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.