Finding the Fourth Proportional to 77,995,092.51, 107,745,341.00 and 62,293,502.12
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Solution
The fourth proportional to 77,995,092.51, 107,745,341.00 and 62,293,502.12 is: 86,054,576.14
Step by Step Solution
- Step 1: Write the proportion equation
77,995,092.51 : 107,745,341.00 = 62,293,502.12 : x - Step 2: Convert to fraction form
77,995,092.51/107,745,341.00 = 62,293,502.12/x - Step 3: Cross multiply
77,995,092.51x = 107,745,341.00 × 62,293,502.12 - Step 4: Simplify right side
77,995,092.51x = 6,711,834,627,153,429 - Step 5: Solve for x
x = 6,711,834,627,153,429/77,995,092.51 - Step 6: Final answer
x = 86,054,576.14
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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.