Finding the Fourth Proportional to 10,956,567.66, 15,119,510.12 and 5,994,901.62
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Solution
The fourth proportional to 10,956,567.66, 15,119,510.12 and 5,994,901.62 is: 8,272,661.53
Step by Step Solution
- Step 1: Write the proportion equation
10,956,567.66 : 15,119,510.12 = 5,994,901.62 : x - Step 2: Convert to fraction form
10,956,567.66/15,119,510.12 = 5,994,901.62/x - Step 3: Cross multiply
10,956,567.66x = 15,119,510.12 × 5,994,901.62 - Step 4: Simplify right side
10,956,567.66x = 90,639,975,764,780.42 - Step 5: Solve for x
x = 90,639,975,764,780.42/10,956,567.66 - Step 6: Final answer
x = 8,272,661.53
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1.5x scale
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.