Finding the Fourth Proportional to 42,176,624.55, 63,252,536.54 and 17,915,358.75
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Solution
The fourth proportional to 42,176,624.55, 63,252,536.54 and 17,915,358.75 is: 26,867,770.86
Step by Step Solution
- Step 1: Write the proportion equation
42,176,624.55 : 63,252,536.54 = 17,915,358.75 : x - Step 2: Convert to fraction form
42,176,624.55/63,252,536.54 = 17,915,358.75/x - Step 3: Cross multiply
42,176,624.55x = 63,252,536.54 × 17,915,358.75 - Step 4: Simplify right side
42,176,624.55x = 1,133,191,883,872,006.75 - Step 5: Solve for x
x = 1,133,191,883,872,006.75/42,176,624.55 - Step 6: Final answer
x = 26,867,770.86
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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.