Finding the Fourth Proportional to 54,772,916.91, 75,588,987.29 and 30,326,630.91
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Solution
The fourth proportional to 54,772,916.91, 75,588,987.29 and 30,326,630.91 is: 41,852,058.42
Step by Step Solution
- Step 1: Write the proportion equation
54,772,916.91 : 75,588,987.29 = 30,326,630.91 : x - Step 2: Convert to fraction form
54,772,916.91/75,588,987.29 = 30,326,630.91/x - Step 3: Cross multiply
54,772,916.91x = 75,588,987.29 × 30,326,630.91 - Step 4: Simplify right side
54,772,916.91x = 2,292,359,318,140,007 - Step 5: Solve for x
x = 2,292,359,318,140,007/54,772,916.91 - Step 6: Final answer
x = 41,852,058.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.