Finding the Fourth Proportional to 54,329,502.47, 81,485,394.99 and 15,982,048.31
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Solution
The fourth proportional to 54,329,502.47, 81,485,394.99 and 15,982,048.31 is: 23,970,466.50
Step by Step Solution
- Step 1: Write the proportion equation
54,329,502.47 : 81,485,394.99 = 15,982,048.31 : x - Step 2: Convert to fraction form
54,329,502.47/81,485,394.99 = 15,982,048.31/x - Step 3: Cross multiply
54,329,502.47x = 81,485,394.99 × 15,982,048.31 - Step 4: Simplify right side
54,329,502.47x = 1,302,303,518,882,185 - Step 5: Solve for x
x = 1,302,303,518,882,185/54,329,502.47 - Step 6: Final answer
x = 23,970,466.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.