Finding the Fourth Proportional to 22,792,058.16, 31,457,691.54 and 15,452,251.26
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Solution
The fourth proportional to 22,792,058.16, 31,457,691.54 and 15,452,251.26 is: 21,327,260.15
Step by Step Solution
- Step 1: Write the proportion equation
22,792,058.16 : 31,457,691.54 = 15,452,251.26 : x - Step 2: Convert to fraction form
22,792,058.16/31,457,691.54 = 15,452,251.26/x - Step 3: Cross multiply
22,792,058.16x = 31,457,691.54 × 15,452,251.26 - Step 4: Simplify right side
22,792,058.16x = 486,092,153,735,656.31 - Step 5: Solve for x
x = 486,092,153,735,656.31/22,792,058.16 - Step 6: Final answer
x = 21,327,260.15
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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.