Finding the Fourth Proportional to 66,871,600.18, 92,292,895.33 and 40,781,251.80
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Solution
The fourth proportional to 66,871,600.18, 92,292,895.33 and 40,781,251.80 is: 56,284,279.03
Step by Step Solution
- Step 1: Write the proportion equation
66,871,600.18 : 92,292,895.33 = 40,781,251.80 : x - Step 2: Convert to fraction form
66,871,600.18/92,292,895.33 = 40,781,251.80/x - Step 3: Cross multiply
66,871,600.18x = 92,292,895.33 × 40,781,251.80 - Step 4: Simplify right side
66,871,600.18x = 3,763,819,803,701,820.50 - Step 5: Solve for x
x = 3,763,819,803,701,820.50/66,871,600.18 - Step 6: Final answer
x = 56,284,279.03
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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.