Finding the Fourth Proportional to 10,368,800.70, 15,553,201.05 and 6,584,999.10
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Solution
The fourth proportional to 10,368,800.70, 15,553,201.05 and 6,584,999.10 is: 9,877,498.65
Step by Step Solution
- Step 1: Write the proportion equation
10,368,800.70 : 15,553,201.05 = 6,584,999.10 : x - Step 2: Convert to fraction form
10,368,800.70/15,553,201.05 = 6,584,999.10/x - Step 3: Cross multiply
10,368,800.70x = 15,553,201.05 × 6,584,999.10 - Step 4: Simplify right side
10,368,800.70x = 102,417,814,916,369.05 - Step 5: Solve for x
x = 102,417,814,916,369.05/10,368,800.70 - Step 6: Final answer
x = 9,877,498.65
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1.5x scale
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.