Finding the Fourth Proportional to 35,237,420.74, 48,627,043.97 and 19,767,173.23
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Solution
The fourth proportional to 35,237,420.74, 48,627,043.97 and 19,767,173.23 is: 27,278,364.35
Step by Step Solution
- Step 1: Write the proportion equation
35,237,420.74 : 48,627,043.97 = 19,767,173.23 : x - Step 2: Convert to fraction form
35,237,420.74/48,627,043.97 = 19,767,173.23/x - Step 3: Cross multiply
35,237,420.74x = 48,627,043.97 × 19,767,173.23 - Step 4: Simplify right side
35,237,420.74x = 961,219,201,679,425.38 - Step 5: Solve for x
x = 961,219,201,679,425.38/35,237,420.74 - Step 6: Final answer
x = 27,278,364.35
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1.5x scale
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.