Finding the Fourth Proportional to 66,871,602.41, 92,292,898.46 and 40,781,254.05
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Solution
The fourth proportional to 66,871,602.41, 92,292,898.46 and 40,781,254.05 is: 56,284,282.17
Step by Step Solution
- Step 1: Write the proportion equation
66,871,602.41 : 92,292,898.46 = 40,781,254.05 : x - Step 2: Convert to fraction form
66,871,602.41/92,292,898.46 = 40,781,254.05/x - Step 3: Cross multiply
66,871,602.41x = 92,292,898.46 × 40,781,254.05 - Step 4: Simplify right side
66,871,602.41x = 3,763,820,138,904,207 - Step 5: Solve for x
x = 3,763,820,138,904,207/66,871,602.41 - Step 6: Final answer
x = 56,284,282.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.