Finding the Fourth Proportional to 51,990,358, 71,748,936.05 and 28,785,484.97
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Solution
The fourth proportional to 51,990,358, 71,748,936.05 and 28,785,484.97 is: 39,725,210.59
Step by Step Solution
- Step 1: Write the proportion equation
51,990,358 : 71,748,936.05 = 28,785,484.97 : x - Step 2: Convert to fraction form
51,990,358/71,748,936.05 = 28,785,484.97/x - Step 3: Cross multiply
51,990,358x = 71,748,936.05 × 28,785,484.97 - Step 4: Simplify right side
51,990,358x = 2,065,327,920,280,766 - Step 5: Solve for x
x = 2,065,327,920,280,766/51,990,358 - Step 6: Final answer
x = 39,725,210.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.