Finding the Fourth Proportional to 96,971,430.96, 133,823,417.13 and 52,921,262.07
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Solution
The fourth proportional to 96,971,430.96, 133,823,417.13 and 52,921,262.07 is: 73,032,892.87
Step by Step Solution
- Step 1: Write the proportion equation
96,971,430.96 : 133,823,417.13 = 52,921,262.07 : x - Step 2: Convert to fraction form
96,971,430.96/133,823,417.13 = 52,921,262.07/x - Step 3: Cross multiply
96,971,430.96x = 133,823,417.13 × 52,921,262.07 - Step 4: Simplify right side
96,971,430.96x = 7,082,104,129,039,657 - Step 5: Solve for x
x = 7,082,104,129,039,657/96,971,430.96 - Step 6: Final answer
x = 73,032,892.87
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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.