Finding the Fourth Proportional to 35,466,487.97, 48,943,731.28 and 19,168,963.97
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Solution
The fourth proportional to 35,466,487.97, 48,943,731.28 and 19,168,963.97 is: 26,453,158.32
Step by Step Solution
- Step 1: Write the proportion equation
35,466,487.97 : 48,943,731.28 = 19,168,963.97 : x - Step 2: Convert to fraction form
35,466,487.97/48,943,731.28 = 19,168,963.97/x - Step 3: Cross multiply
35,466,487.97x = 48,943,731.28 × 19,168,963.97 - Step 4: Simplify right side
35,466,487.97x = 938,200,621,242,924.50 - Step 5: Solve for x
x = 938,200,621,242,924.50/35,466,487.97 - Step 6: Final answer
x = 26,453,158.32
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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.