Finding the Fourth Proportional to 73,411,248.11, 101,310,124.07 and 40,374,051.48
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Solution
The fourth proportional to 73,411,248.11, 101,310,124.07 and 40,374,051.48 is: 55,717,621.89
Step by Step Solution
- Step 1: Write the proportion equation
73,411,248.11 : 101,310,124.07 = 40,374,051.48 : x - Step 2: Convert to fraction form
73,411,248.11/101,310,124.07 = 40,374,051.48/x - Step 3: Cross multiply
73,411,248.11x = 101,310,124.07 × 40,374,051.48 - Step 4: Simplify right side
73,411,248.11x = 4,090,300,164,748,302 - Step 5: Solve for x
x = 4,090,300,164,748,302/73,411,248.11 - Step 6: Final answer
x = 55,717,621.89
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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.