Finding the Fourth Proportional to 86,252,419.04, 119,029,995.58 and 47,095,747.74
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Solution
The fourth proportional to 86,252,419.04, 119,029,995.58 and 47,095,747.74 is: 64,993,036.81
Step by Step Solution
- Step 1: Write the proportion equation
86,252,419.04 : 119,029,995.58 = 47,095,747.74 : x - Step 2: Convert to fraction form
86,252,419.04/119,029,995.58 = 47,095,747.74/x - Step 3: Cross multiply
86,252,419.04x = 119,029,995.58 × 47,095,747.74 - Step 4: Simplify right side
86,252,419.04x = 5,605,806,645,328,995 - Step 5: Solve for x
x = 5,605,806,645,328,995/86,252,419.04 - Step 6: Final answer
x = 64,993,036.81
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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.