Finding the Fourth Proportional to 76,712,877.06, 105,866,988.57 and 44,117,854.98
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Solution
The fourth proportional to 76,712,877.06, 105,866,988.57 and 44,117,854.98 is: 60,884,490.69
Step by Step Solution
- Step 1: Write the proportion equation
76,712,877.06 : 105,866,988.57 = 44,117,854.98 : x - Step 2: Convert to fraction form
76,712,877.06/105,866,988.57 = 44,117,854.98/x - Step 3: Cross multiply
76,712,877.06x = 105,866,988.57 × 44,117,854.98 - Step 4: Simplify right side
76,712,877.06x = 4,670,624,448,900,577 - Step 5: Solve for x
x = 4,670,624,448,900,577/76,712,877.06 - Step 6: Final answer
x = 60,884,490.69
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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.