Finding the Fourth Proportional to 26,316,946.97, 36,306,266.07 and 17,617,922.10
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Solution
The fourth proportional to 26,316,946.97, 36,306,266.07 and 17,617,922.10 is: 24,305,287.70
Step by Step Solution
- Step 1: Write the proportion equation
26,316,946.97 : 36,306,266.07 = 17,617,922.10 : x - Step 2: Convert to fraction form
26,316,946.97/36,306,266.07 = 17,617,922.10/x - Step 3: Cross multiply
26,316,946.97x = 36,306,266.07 × 17,617,922.10 - Step 4: Simplify right side
26,316,946.97x = 639,640,967,363,133.25 - Step 5: Solve for x
x = 639,640,967,363,133.25/26,316,946.97 - Step 6: Final answer
x = 24,305,287.70
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1.5x scale
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.