Finding the Fourth Proportional to 19,936,257.38, 29,908,778.14 and 6,103,320.76
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Solution
The fourth proportional to 19,936,257.38, 29,908,778.14 and 6,103,320.76 is: 9,156,325.74
Step by Step Solution
- Step 1: Write the proportion equation
19,936,257.38 : 29,908,778.14 = 6,103,320.76 : x - Step 2: Convert to fraction form
19,936,257.38/29,908,778.14 = 6,103,320.76/x - Step 3: Cross multiply
19,936,257.38x = 29,908,778.14 × 6,103,320.76 - Step 4: Simplify right side
19,936,257.38x = 182,542,866,528,096.19 - Step 5: Solve for x
x = 182,542,866,528,096.19/19,936,257.38 - Step 6: Final answer
x = 9,156,325.74
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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.