Finding the Fourth Proportional to 22,685,477.92, 31,288,259.28 and 14,537,474.08
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Solution
The fourth proportional to 22,685,477.92, 31,288,259.28 and 14,537,474.08 is: 20,050,371.43
Step by Step Solution
- Step 1: Write the proportion equation
22,685,477.92 : 31,288,259.28 = 14,537,474.08 : x - Step 2: Convert to fraction form
22,685,477.92/31,288,259.28 = 14,537,474.08/x - Step 3: Cross multiply
22,685,477.92x = 31,288,259.28 × 14,537,474.08 - Step 4: Simplify right side
22,685,477.92x = 454,852,258,291,319.50 - Step 5: Solve for x
x = 454,852,258,291,319.50/22,685,477.92 - Step 6: Final answer
x = 20,050,371.43
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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.