Finding the Fourth Proportional to 56,153,780.96, 84,232,387.28 and 19,265,153.52
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Solution
The fourth proportional to 56,153,780.96, 84,232,387.28 and 19,265,153.52 is: 28,898,318.95
Step by Step Solution
- Step 1: Write the proportion equation
56,153,780.96 : 84,232,387.28 = 19,265,153.52 : x - Step 2: Convert to fraction form
56,153,780.96/84,232,387.28 = 19,265,153.52/x - Step 3: Cross multiply
56,153,780.96x = 84,232,387.28 × 19,265,153.52 - Step 4: Simplify right side
56,153,780.96x = 1,622,749,872,305,295.25 - Step 5: Solve for x
x = 1,622,749,872,305,295.25/56,153,780.96 - Step 6: Final answer
x = 28,898,318.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.