Finding the Fourth Proportional to 9,845,265.99, 13,587,220.06 and 5,435,841.96
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Solution
The fourth proportional to 9,845,265.99, 13,587,220.06 and 5,435,841.96 is: 7,501,877.65
Step by Step Solution
- Step 1: Write the proportion equation
9,845,265.99 : 13,587,220.06 = 5,435,841.96 : x - Step 2: Convert to fraction form
9,845,265.99/13,587,220.06 = 5,435,841.96/x - Step 3: Cross multiply
9,845,265.99x = 13,587,220.06 × 5,435,841.96 - Step 4: Simplify right side
9,845,265.99x = 73,857,980,908,312.11 - Step 5: Solve for x
x = 73,857,980,908,312.11/9,845,265.99 - Step 6: Final answer
x = 7,501,877.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.