Finding the Fourth Proportional to 40,514,907.15, 60,782,028.75 and 13,221,250.65
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Solution
The fourth proportional to 40,514,907.15, 60,782,028.75 and 13,221,250.65 is: 19,835,030.95
Step by Step Solution
- Step 1: Write the proportion equation
40,514,907.15 : 60,782,028.75 = 13,221,250.65 : x - Step 2: Convert to fraction form
40,514,907.15/60,782,028.75 = 13,221,250.65/x - Step 3: Cross multiply
40,514,907.15x = 60,782,028.75 × 13,221,250.65 - Step 4: Simplify right side
40,514,907.15x = 803,614,437,119,256.25 - Step 5: Solve for x
x = 803,614,437,119,256.25/40,514,907.15 - Step 6: Final answer
x = 19,835,030.95
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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.