Finding the Fourth Proportional to 61,909,939.92, 92,865,125.88 and 18,779,514.96
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Solution
The fourth proportional to 61,909,939.92, 92,865,125.88 and 18,779,514.96 is: 28,169,337.96
Step by Step Solution
- Step 1: Write the proportion equation
61,909,939.92 : 92,865,125.88 = 18,779,514.96 : x - Step 2: Convert to fraction form
61,909,939.92/92,865,125.88 = 18,779,514.96/x - Step 3: Cross multiply
61,909,939.92x = 92,865,125.88 × 18,779,514.96 - Step 4: Simplify right side
61,909,939.92x = 1,743,962,020,725,743.25 - Step 5: Solve for x
x = 1,743,962,020,725,743.25/61,909,939.92 - Step 6: Final answer
x = 28,169,337.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.