Finding the Fourth Proportional to 12,249,995.10, 18,376,674.20 and 4,160,799.08
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Solution
The fourth proportional to 12,249,995.10, 18,376,674.20 and 4,160,799.08 is: 6,241,769.77
Step by Step Solution
- Step 1: Write the proportion equation
12,249,995.10 : 18,376,674.20 = 4,160,799.08 : x - Step 2: Convert to fraction form
12,249,995.10/18,376,674.20 = 4,160,799.08/x - Step 3: Cross multiply
12,249,995.10x = 18,376,674.20 × 4,160,799.08 - Step 4: Simplify right side
12,249,995.10x = 76,461,649,069,280.05 - Step 5: Solve for x
x = 76,461,649,069,280.05/12,249,995.10 - Step 6: Final answer
x = 6,241,769.77
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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.