Finding the Fourth Proportional to 13,045,343.22, 19,564,781.18 and 4,409,251.81
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Solution
The fourth proportional to 13,045,343.22, 19,564,781.18 and 4,409,251.81 is: 6,612,784.75
Step by Step Solution
- Step 1: Write the proportion equation
13,045,343.22 : 19,564,781.18 = 4,409,251.81 : x - Step 2: Convert to fraction form
13,045,343.22/19,564,781.18 = 4,409,251.81/x - Step 3: Cross multiply
13,045,343.22x = 19,564,781.18 × 4,409,251.81 - Step 4: Simplify right side
13,045,343.22x = 86,266,046,759,210.73 - Step 5: Solve for x
x = 86,266,046,759,210.73/13,045,343.22 - Step 6: Final answer
x = 6,612,784.75
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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.