Finding the Fourth Proportional to 26,076,640.20, 39,113,210.70 and 6,906,985.80
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Solution
The fourth proportional to 26,076,640.20, 39,113,210.70 and 6,906,985.80 is: 10,360,015.28
Step by Step Solution
- Step 1: Write the proportion equation
26,076,640.20 : 39,113,210.70 = 6,906,985.80 : x - Step 2: Convert to fraction form
26,076,640.20/39,113,210.70 = 6,906,985.80/x - Step 3: Cross multiply
26,076,640.20x = 39,113,210.70 × 6,906,985.80 - Step 4: Simplify right side
26,076,640.20x = 270,154,390,897,308.06 - Step 5: Solve for x
x = 270,154,390,897,308.06/26,076,640.20 - Step 6: Final answer
x = 10,360,015.28
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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.