Finding the Fourth Proportional to 13,248,000.70, 19,872,657.15 and 6,870,708.70
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Solution
The fourth proportional to 13,248,000.70, 19,872,657.15 and 6,870,708.70 is: 10,306,403.32
Step by Step Solution
- Step 1: Write the proportion equation
13,248,000.70 : 19,872,657.15 = 6,870,708.70 : x - Step 2: Convert to fraction form
13,248,000.70/19,872,657.15 = 6,870,708.70/x - Step 3: Cross multiply
13,248,000.70x = 19,872,657.15 × 6,870,708.70 - Step 4: Simplify right side
13,248,000.70x = 136,539,238,372,622.20 - Step 5: Solve for x
x = 136,539,238,372,622.20/13,248,000.70 - Step 6: Final answer
x = 10,306,403.32
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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.