Finding the Fourth Proportional to 40,920,603.36, 56,466,409.60 and 22,584,706.88
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Solution
The fourth proportional to 40,920,603.36, 56,466,409.60 and 22,584,706.88 is: 31,164,675.12
Step by Step Solution
- Step 1: Write the proportion equation
40,920,603.36 : 56,466,409.60 = 22,584,706.88 : x - Step 2: Convert to fraction form
40,920,603.36/56,466,409.60 = 22,584,706.88/x - Step 3: Cross multiply
40,920,603.36x = 56,466,409.60 × 22,584,706.88 - Step 4: Simplify right side
40,920,603.36x = 1,275,277,309,382,018 - Step 5: Solve for x
x = 1,275,277,309,382,018/40,920,603.36 - Step 6: Final answer
x = 31,164,675.12
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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.