Finding the Fourth Proportional to 21,353,616.48, 32,035,886.76 and 6,207,547.98
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Solution
The fourth proportional to 21,353,616.48, 32,035,886.76 and 6,207,547.98 is: 9,312,909.80
Step by Step Solution
- Step 1: Write the proportion equation
21,353,616.48 : 32,035,886.76 = 6,207,547.98 : x - Step 2: Convert to fraction form
21,353,616.48/32,035,886.76 = 6,207,547.98/x - Step 3: Cross multiply
21,353,616.48x = 32,035,886.76 × 6,207,547.98 - Step 4: Simplify right side
21,353,616.48x = 198,864,304,207,999.69 - Step 5: Solve for x
x = 198,864,304,207,999.69/21,353,616.48 - Step 6: Final answer
x = 9,312,909.80
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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.