Finding the Fourth Proportional to 34,725,151.20, 47,918,372.88 and 19,254,663.12
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Solution
The fourth proportional to 34,725,151.20, 47,918,372.88 and 19,254,663.12 is: 26,570,139.95
Step by Step Solution
- Step 1: Write the proportion equation
34,725,151.20 : 47,918,372.88 = 19,254,663.12 : x - Step 2: Convert to fraction form
34,725,151.20/47,918,372.88 = 19,254,663.12/x - Step 3: Cross multiply
34,725,151.20x = 47,918,372.88 × 19,254,663.12 - Step 4: Simplify right side
34,725,151.20x = 922,652,127,062,944.25 - Step 5: Solve for x
x = 922,652,127,062,944.25/34,725,151.20 - Step 6: Final answer
x = 26,570,139.95
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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.