Finding the Fourth Proportional to 69,305,881.06, 95,642,871.69 and 38,366,567.02
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Solution
The fourth proportional to 69,305,881.06, 95,642,871.69 and 38,366,567.02 is: 52,946,280.90
Step by Step Solution
- Step 1: Write the proportion equation
69,305,881.06 : 95,642,871.69 = 38,366,567.02 : x - Step 2: Convert to fraction form
69,305,881.06/95,642,871.69 = 38,366,567.02/x - Step 3: Cross multiply
69,305,881.06x = 95,642,871.69 × 38,366,567.02 - Step 4: Simplify right side
69,305,881.06x = 3,669,488,646,679,646 - Step 5: Solve for x
x = 3,669,488,646,679,646/69,305,881.06 - Step 6: Final answer
x = 52,946,280.90
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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.