Finding the Fourth Proportional to 29,016,830.06, 40,043,224.16 and 15,963,808.95
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Solution
The fourth proportional to 29,016,830.06, 40,043,224.16 and 15,963,808.95 is: 22,030,055.62
Step by Step Solution
- Step 1: Write the proportion equation
29,016,830.06 : 40,043,224.16 = 15,963,808.95 : x - Step 2: Convert to fraction form
29,016,830.06/40,043,224.16 = 15,963,808.95/x - Step 3: Cross multiply
29,016,830.06x = 40,043,224.16 × 15,963,808.95 - Step 4: Simplify right side
29,016,830.06x = 639,242,380,232,264.12 - Step 5: Solve for x
x = 639,242,380,232,264.12/29,016,830.06 - Step 6: Final answer
x = 22,030,055.62
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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.