Finding the Fourth Proportional to 57,939,926.87, 86,896,407.34 and 21,565,447.63
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Solution
The fourth proportional to 57,939,926.87, 86,896,407.34 and 21,565,447.63 is: 32,343,153.03
Step by Step Solution
- Step 1: Write the proportion equation
57,939,926.87 : 86,896,407.34 = 21,565,447.63 : x - Step 2: Convert to fraction form
57,939,926.87/86,896,407.34 = 21,565,447.63/x - Step 3: Cross multiply
57,939,926.87x = 86,896,407.34 × 21,565,447.63 - Step 4: Simplify right side
57,939,926.87x = 1,873,959,921,535,633.50 - Step 5: Solve for x
x = 1,873,959,921,535,633.50/57,939,926.87 - Step 6: Final answer
x = 32,343,153.03
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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.