Finding the Fourth Proportional to 48,875,463.48, 67,446,963.18 and 27,145,448.76
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Solution
The fourth proportional to 48,875,463.48, 67,446,963.18 and 27,145,448.76 is: 37,460,065.90
Step by Step Solution
- Step 1: Write the proportion equation
48,875,463.48 : 67,446,963.18 = 27,145,448.76 : x - Step 2: Convert to fraction form
48,875,463.48/67,446,963.18 = 27,145,448.76/x - Step 3: Cross multiply
48,875,463.48x = 67,446,963.18 × 27,145,448.76 - Step 4: Simplify right side
48,875,463.48x = 1,830,878,083,020,297 - Step 5: Solve for x
x = 1,830,878,083,020,297/48,875,463.48 - Step 6: Final answer
x = 37,460,065.90
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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.