Finding the Fourth Proportional to 26,316,943.97, 36,306,261.93 and 17,617,919.10
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Solution
The fourth proportional to 26,316,943.97, 36,306,261.93 and 17,617,919.10 is: 24,305,283.56
Step by Step Solution
- Step 1: Write the proportion equation
26,316,943.97 : 36,306,261.93 = 17,617,919.10 : x - Step 2: Convert to fraction form
26,316,943.97/36,306,261.93 = 17,617,919.10/x - Step 3: Cross multiply
26,316,943.97x = 36,306,261.93 × 17,617,919.10 - Step 4: Simplify right side
26,316,943.97x = 639,640,785,488,602.50 - Step 5: Solve for x
x = 639,640,785,488,602.50/26,316,943.97 - Step 6: Final answer
x = 24,305,283.56
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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.