Finding the Fourth Proportional to 47,740,135.68, 65,829,253.68 and 32,243,315.76
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Solution
The fourth proportional to 47,740,135.68, 65,829,253.68 and 32,243,315.76 is: 44,460,565.15
Step by Step Solution
- Step 1: Write the proportion equation
47,740,135.68 : 65,829,253.68 = 32,243,315.76 : x - Step 2: Convert to fraction form
47,740,135.68/65,829,253.68 = 32,243,315.76/x - Step 3: Cross multiply
47,740,135.68x = 65,829,253.68 × 32,243,315.76 - Step 4: Simplify right side
47,740,135.68x = 2,122,553,412,649,382 - Step 5: Solve for x
x = 2,122,553,412,649,382/47,740,135.68 - Step 6: Final answer
x = 44,460,565.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.