Finding the Fourth Proportional to 35,367,372.36, 48,806,966.34 and 19,686,058.70
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Solution
The fourth proportional to 35,367,372.36, 48,806,966.34 and 19,686,058.70 is: 27,166,756.82
Step by Step Solution
- Step 1: Write the proportion equation
35,367,372.36 : 48,806,966.34 = 19,686,058.70 : x - Step 2: Convert to fraction form
35,367,372.36/48,806,966.34 = 19,686,058.70/x - Step 3: Cross multiply
35,367,372.36x = 48,806,966.34 × 19,686,058.70 - Step 4: Simplify right side
35,367,372.36x = 960,816,804,094,129.38 - Step 5: Solve for x
x = 960,816,804,094,129.38/35,367,372.36 - Step 6: Final answer
x = 27,166,756.82
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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.