Finding the Fourth Proportional to 48,937,437.40, 73,406,156.10 and 32,813,123.80
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Solution
The fourth proportional to 48,937,437.40, 73,406,156.10 and 32,813,123.80 is: 49,219,685.70
Step by Step Solution
- Step 1: Write the proportion equation
48,937,437.40 : 73,406,156.10 = 32,813,123.80 : x - Step 2: Convert to fraction form
48,937,437.40/73,406,156.10 = 32,813,123.80/x - Step 3: Cross multiply
48,937,437.40x = 73,406,156.10 × 32,813,123.80 - Step 4: Simplify right side
48,937,437.40x = 2,408,685,287,791,425 - Step 5: Solve for x
x = 2,408,685,287,791,425/48,937,437.40 - Step 6: Final answer
x = 49,219,685.70
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1.5x scale
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.