Finding the Fourth Proportional to 62,811,311.30, 94,219,919.40 and 19,681,921.70
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Solution
The fourth proportional to 62,811,311.30, 94,219,919.40 and 19,681,921.70 is: 29,523,807.70
Step by Step Solution
- Step 1: Write the proportion equation
62,811,311.30 : 94,219,919.40 = 19,681,921.70 : x - Step 2: Convert to fraction form
62,811,311.30/94,219,919.40 = 19,681,921.70/x - Step 3: Cross multiply
62,811,311.30x = 94,219,919.40 × 19,681,921.70 - Step 4: Simplify right side
62,811,311.30x = 1,854,429,076,211,111 - Step 5: Solve for x
x = 1,854,429,076,211,111/62,811,311.30 - Step 6: Final answer
x = 29,523,807.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.