Finding the Fourth Proportional to 93,806,289.13, 129,452,691.45 and 51,993,051.03
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Solution
The fourth proportional to 93,806,289.13, 129,452,691.45 and 51,993,051.03 is: 71,750,417.32
Step by Step Solution
- Step 1: Write the proportion equation
93,806,289.13 : 129,452,691.45 = 51,993,051.03 : x - Step 2: Convert to fraction form
93,806,289.13/129,452,691.45 = 51,993,051.03/x - Step 3: Cross multiply
93,806,289.13x = 129,452,691.45 × 51,993,051.03 - Step 4: Simplify right side
93,806,289.13x = 6,730,640,392,530,695 - Step 5: Solve for x
x = 6,730,640,392,530,695/93,806,289.13 - Step 6: Final answer
x = 71,750,417.32
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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.