Finding the Fourth Proportional to 51,247,687.01, 70,657,656.50 and 42,772,992.98
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Solution
The fourth proportional to 51,247,687.01, 70,657,656.50 and 42,772,992.98 is: 58,973,187.31
Step by Step Solution
- Step 1: Write the proportion equation
51,247,687.01 : 70,657,656.50 = 42,772,992.98 : x - Step 2: Convert to fraction form
51,247,687.01/70,657,656.50 = 42,772,992.98/x - Step 3: Cross multiply
51,247,687.01x = 70,657,656.50 × 42,772,992.98 - Step 4: Simplify right side
51,247,687.01x = 3,022,239,445,457,751 - Step 5: Solve for x
x = 3,022,239,445,457,751/51,247,687.01 - Step 6: Final answer
x = 58,973,187.31
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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.