Finding the Fourth Proportional to 6,249,397.80, 9,358,350.30 and 4,107,887.40
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Solution
The fourth proportional to 6,249,397.80, 9,358,350.30 and 4,107,887.40 is: 6,151,480.59
Step by Step Solution
- Step 1: Write the proportion equation
6,249,397.80 : 9,358,350.30 = 4,107,887.40 : x - Step 2: Convert to fraction form
6,249,397.80/9,358,350.30 = 4,107,887.40/x - Step 3: Cross multiply
6,249,397.80x = 9,358,350.30 × 4,107,887.40 - Step 4: Simplify right side
6,249,397.80x = 38,443,049,282,156.22 - Step 5: Solve for x
x = 38,443,049,282,156.22/6,249,397.80 - Step 6: Final answer
x = 6,151,480.59
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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.