Finding the Fourth Proportional to 10,363,377.84, 15,558,537.36 and 7,968,904.02
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Solution
The fourth proportional to 10,363,377.84, 15,558,537.36 and 7,968,904.02 is: 11,963,714.23
Step by Step Solution
- Step 1: Write the proportion equation
10,363,377.84 : 15,558,537.36 = 7,968,904.02 : x - Step 2: Convert to fraction form
10,363,377.84/15,558,537.36 = 7,968,904.02/x - Step 3: Cross multiply
10,363,377.84x = 15,558,537.36 × 7,968,904.02 - Step 4: Simplify right side
10,363,377.84x = 123,984,490,913,424.17 - Step 5: Solve for x
x = 123,984,490,913,424.17/10,363,377.84 - Step 6: Final answer
x = 11,963,714.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.