Finding the Fourth Proportional to 7,088,348.13, 9,781,969.62 and 4,032,562.38
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Solution
The fourth proportional to 7,088,348.13, 9,781,969.62 and 4,032,562.38 is: 5,564,964.07
Step by Step Solution
- Step 1: Write the proportion equation
7,088,348.13 : 9,781,969.62 = 4,032,562.38 : x - Step 2: Convert to fraction form
7,088,348.13/9,781,969.62 = 4,032,562.38/x - Step 3: Cross multiply
7,088,348.13x = 9,781,969.62 × 4,032,562.38 - Step 4: Simplify right side
7,088,348.13x = 39,446,402,691,914.89 - Step 5: Solve for x
x = 39,446,402,691,914.89/7,088,348.13 - Step 6: Final answer
x = 5,564,964.07
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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.