Finding the Fourth Proportional to 46,480,729.14, 69,729,606.32 and 19,172,124.74
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Solution
The fourth proportional to 46,480,729.14, 69,729,606.32 and 19,172,124.74 is: 28,761,698.35
Step by Step Solution
- Step 1: Write the proportion equation
46,480,729.14 : 69,729,606.32 = 19,172,124.74 : x - Step 2: Convert to fraction form
46,480,729.14/69,729,606.32 = 19,172,124.74/x - Step 3: Cross multiply
46,480,729.14x = 69,729,606.32 × 19,172,124.74 - Step 4: Simplify right side
46,480,729.14x = 1,336,864,710,660,386.75 - Step 5: Solve for x
x = 1,336,864,710,660,386.75/46,480,729.14 - Step 6: Final answer
x = 28,761,698.35
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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.