Finding the Fourth Proportional to 44,280,602.19, 66,418,541.28 and 11,931,985.35
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Solution
The fourth proportional to 44,280,602.19, 66,418,541.28 and 11,931,985.35 is: 17,897,341.55
Step by Step Solution
- Step 1: Write the proportion equation
44,280,602.19 : 66,418,541.28 = 11,931,985.35 : x - Step 2: Convert to fraction form
44,280,602.19/66,418,541.28 = 11,931,985.35/x - Step 3: Cross multiply
44,280,602.19x = 66,418,541.28 × 11,931,985.35 - Step 4: Simplify right side
44,280,602.19x = 792,505,061,521,330.25 - Step 5: Solve for x
x = 792,505,061,521,330.25/44,280,602.19 - Step 6: Final answer
x = 17,897,341.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.