Finding the Fourth Proportional to 7,341,202.20, 11,011,803.30 and 5,829,547.80
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Solution
The fourth proportional to 7,341,202.20, 11,011,803.30 and 5,829,547.80 is: 8,744,321.70
Step by Step Solution
- Step 1: Write the proportion equation
7,341,202.20 : 11,011,803.30 = 5,829,547.80 : x - Step 2: Convert to fraction form
7,341,202.20/11,011,803.30 = 5,829,547.80/x - Step 3: Cross multiply
7,341,202.20x = 11,011,803.30 × 5,829,547.80 - Step 4: Simplify right side
7,341,202.20x = 64,193,833,701,547.74 - Step 5: Solve for x
x = 64,193,833,701,547.74/7,341,202.20 - Step 6: Final answer
x = 8,744,321.70
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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.