Finding the Fourth Proportional to 65,325,038.68, 98,001,728.97 and 19,885,652.20
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Solution
The fourth proportional to 65,325,038.68, 98,001,728.97 and 19,885,652.20 is: 29,832,792.09
Step by Step Solution
- Step 1: Write the proportion equation
65,325,038.68 : 98,001,728.97 = 19,885,652.20 : x - Step 2: Convert to fraction form
65,325,038.68/98,001,728.97 = 19,885,652.20/x - Step 3: Cross multiply
65,325,038.68x = 98,001,728.97 × 19,885,652.20 - Step 4: Simplify right side
65,325,038.68x = 1,948,828,297,296,084.25 - Step 5: Solve for x
x = 1,948,828,297,296,084.25/65,325,038.68 - Step 6: Final answer
x = 29,832,792.09
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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.