Finding the Fourth Proportional to 9,514,551.75, 13,130,088.17 and 5,163,637.02
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Solution
The fourth proportional to 9,514,551.75, 13,130,088.17 and 5,163,637.02 is: 7,125,822.75
Step by Step Solution
- Step 1: Write the proportion equation
9,514,551.75 : 13,130,088.17 = 5,163,637.02 : x - Step 2: Convert to fraction form
9,514,551.75/13,130,088.17 = 5,163,637.02/x - Step 3: Cross multiply
9,514,551.75x = 13,130,088.17 × 5,163,637.02 - Step 4: Simplify right side
9,514,551.75x = 67,799,009,350,476.05 - Step 5: Solve for x
x = 67,799,009,350,476.05/9,514,551.75 - Step 6: Final answer
x = 7,125,822.75
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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.