Finding the Fourth Proportional to 49,248,293.70, 73,872,440.55 and 28,840,959.30
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Solution
The fourth proportional to 49,248,293.70, 73,872,440.55 and 28,840,959.30 is: 43,261,438.95
Step by Step Solution
- Step 1: Write the proportion equation
49,248,293.70 : 73,872,440.55 = 28,840,959.30 : x - Step 2: Convert to fraction form
49,248,293.70/73,872,440.55 = 28,840,959.30/x - Step 3: Cross multiply
49,248,293.70x = 73,872,440.55 × 28,840,959.30 - Step 4: Simplify right side
49,248,293.70x = 2,130,552,051,294,219.50 - Step 5: Solve for x
x = 2,130,552,051,294,219.50/49,248,293.70 - Step 6: Final answer
x = 43,261,438.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.