Finding the Fourth Proportional to 32,637,118.86, 48,834,926.73 and 19,690,778.70
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Solution
The fourth proportional to 32,637,118.86, 48,834,926.73 and 19,690,778.70 is: 29,463,315.66
Step by Step Solution
- Step 1: Write the proportion equation
32,637,118.86 : 48,834,926.73 = 19,690,778.70 : x - Step 2: Convert to fraction form
32,637,118.86/48,834,926.73 = 19,690,778.70/x - Step 3: Cross multiply
32,637,118.86x = 48,834,926.73 × 19,690,778.70 - Step 4: Simplify right side
32,637,118.86x = 961,597,735,071,144.50 - Step 5: Solve for x
x = 961,597,735,071,144.50/32,637,118.86 - Step 6: Final answer
x = 29,463,315.66
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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.