Finding the Fourth Proportional to 26,243,385.92, 39,382,637.34 and 10,890,675.08
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Solution
The fourth proportional to 26,243,385.92, 39,382,637.34 and 10,890,675.08 is: 16,343,299.16
Step by Step Solution
- Step 1: Write the proportion equation
26,243,385.92 : 39,382,637.34 = 10,890,675.08 : x - Step 2: Convert to fraction form
26,243,385.92/39,382,637.34 = 10,890,675.08/x - Step 3: Cross multiply
26,243,385.92x = 39,382,637.34 × 10,890,675.08 - Step 4: Simplify right side
26,243,385.92x = 428,903,507,063,415.50 - Step 5: Solve for x
x = 428,903,507,063,415.50/26,243,385.92 - Step 6: Final answer
x = 16,343,299.16
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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.