Finding the Fourth Proportional to 85,674,937.14, 118,328,759.28 and 57,749,484.06
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Solution
The fourth proportional to 85,674,937.14, 118,328,759.28 and 57,749,484.06 is: 79,759,904.42
Step by Step Solution
- Step 1: Write the proportion equation
85,674,937.14 : 118,328,759.28 = 57,749,484.06 : x - Step 2: Convert to fraction form
85,674,937.14/118,328,759.28 = 57,749,484.06/x - Step 3: Cross multiply
85,674,937.14x = 118,328,759.28 × 57,749,484.06 - Step 4: Simplify right side
85,674,937.14x = 6,833,424,797,879,937 - Step 5: Solve for x
x = 6,833,424,797,879,937/85,674,937.14 - Step 6: Final answer
x = 79,759,904.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.