Finding the Fourth Proportional to 92,986,553.04, 128,322,623.58 and 51,175,432.36
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Solution
The fourth proportional to 92,986,553.04, 128,322,623.58 and 51,175,432.36 is: 70,622,746.29
Step by Step Solution
- Step 1: Write the proportion equation
92,986,553.04 : 128,322,623.58 = 51,175,432.36 : x - Step 2: Convert to fraction form
92,986,553.04/128,322,623.58 = 51,175,432.36/x - Step 3: Cross multiply
92,986,553.04x = 128,322,623.58 × 51,175,432.36 - Step 4: Simplify right side
92,986,553.04x = 6,566,965,743,276,031 - Step 5: Solve for x
x = 6,566,965,743,276,031/92,986,553.04 - Step 6: Final answer
x = 70,622,746.29
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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.