Finding the Fourth Proportional to 19,938,615.14, 29,908,160.04 and 5,560,808.15
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Solution
The fourth proportional to 19,938,615.14, 29,908,160.04 and 5,560,808.15 is: 8,341,278.41
Step by Step Solution
- Step 1: Write the proportion equation
19,938,615.14 : 29,908,160.04 = 5,560,808.15 : x - Step 2: Convert to fraction form
19,938,615.14/29,908,160.04 = 5,560,808.15/x - Step 3: Cross multiply
19,938,615.14x = 29,908,160.04 × 5,560,808.15 - Step 4: Simplify right side
19,938,615.14x = 166,313,539,952,395.50 - Step 5: Solve for x
x = 166,313,539,952,395.50/19,938,615.14 - Step 6: Final answer
x = 8,341,278.41
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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.