Finding the Fourth Proportional to 42,346,735.08, 63,494,479.89 and 18,999,202.74
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Solution
The fourth proportional to 42,346,735.08, 63,494,479.89 and 18,999,202.74 is: 28,487,308.27
Step by Step Solution
- Step 1: Write the proportion equation
42,346,735.08 : 63,494,479.89 = 18,999,202.74 : x - Step 2: Convert to fraction form
42,346,735.08/63,494,479.89 = 18,999,202.74/x - Step 3: Cross multiply
42,346,735.08x = 63,494,479.89 × 18,999,202.74 - Step 4: Simplify right side
42,346,735.08x = 1,206,344,496,300,962.75 - Step 5: Solve for x
x = 1,206,344,496,300,962.75/42,346,735.08 - Step 6: Final answer
x = 28,487,308.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.