Finding the Fourth Proportional to 39,564,750.58, 54,572,095.49 and 27,828,909.46
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Solution
The fourth proportional to 39,564,750.58, 54,572,095.49 and 27,828,909.46 is: 38,384,720.80
Step by Step Solution
- Step 1: Write the proportion equation
39,564,750.58 : 54,572,095.49 = 27,828,909.46 : x - Step 2: Convert to fraction form
39,564,750.58/54,572,095.49 = 27,828,909.46/x - Step 3: Cross multiply
39,564,750.58x = 54,572,095.49 × 27,828,909.46 - Step 4: Simplify right side
39,564,750.58x = 1,518,681,904,433,684.50 - Step 5: Solve for x
x = 1,518,681,904,433,684.50/39,564,750.58 - Step 6: Final answer
x = 38,384,720.80
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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.