Finding the Fourth Proportional to 47,062,696.08, 64,926,374.47 and 29,390,918.91
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Solution
The fourth proportional to 47,062,696.08, 64,926,374.47 and 29,390,918.91 is: 40,546,886.73
Step by Step Solution
- Step 1: Write the proportion equation
47,062,696.08 : 64,926,374.47 = 29,390,918.91 : x - Step 2: Convert to fraction form
47,062,696.08/64,926,374.47 = 29,390,918.91/x - Step 3: Cross multiply
47,062,696.08x = 64,926,374.47 × 29,390,918.91 - Step 4: Simplify right side
47,062,696.08x = 1,908,245,807,216,323.75 - Step 5: Solve for x
x = 1,908,245,807,216,323.75/47,062,696.08 - Step 6: Final answer
x = 40,546,886.73
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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.