Finding the Fourth Proportional to 19,862,212.80, 29,793,319.20 and 14,823,364.80
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Solution
The fourth proportional to 19,862,212.80, 29,793,319.20 and 14,823,364.80 is: 22,235,047.20
Step by Step Solution
- Step 1: Write the proportion equation
19,862,212.80 : 29,793,319.20 = 14,823,364.80 : x - Step 2: Convert to fraction form
19,862,212.80/29,793,319.20 = 14,823,364.80/x - Step 3: Cross multiply
19,862,212.80x = 29,793,319.20 × 14,823,364.80 - Step 4: Simplify right side
19,862,212.80x = 441,637,239,104,444.19 - Step 5: Solve for x
x = 441,637,239,104,444.19/19,862,212.80 - Step 6: Final answer
x = 22,235,047.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.