Finding the Fourth Proportional to 51,502,277.98, 77,241,432.09 and 19,169,407.66
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Solution
The fourth proportional to 51,502,277.98, 77,241,432.09 and 19,169,407.66 is: 28,749,650.66
Step by Step Solution
- Step 1: Write the proportion equation
51,502,277.98 : 77,241,432.09 = 19,169,407.66 : x - Step 2: Convert to fraction form
51,502,277.98/77,241,432.09 = 19,169,407.66/x - Step 3: Cross multiply
51,502,277.98x = 77,241,432.09 × 19,169,407.66 - Step 4: Simplify right side
51,502,277.98x = 1,480,672,499,975,416 - Step 5: Solve for x
x = 1,480,672,499,975,416/51,502,277.98 - Step 6: Final answer
x = 28,749,650.66
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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.