Finding the Fourth Proportional to 26,508,426.66, 36,581,846.76 and 14,905,888.65
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Solution
The fourth proportional to 26,508,426.66, 36,581,846.76 and 14,905,888.65 is: 20,570,248.90
Step by Step Solution
- Step 1: Write the proportion equation
26,508,426.66 : 36,581,846.76 = 14,905,888.65 : x - Step 2: Convert to fraction form
26,508,426.66/36,581,846.76 = 14,905,888.65/x - Step 3: Cross multiply
26,508,426.66x = 36,581,846.76 × 14,905,888.65 - Step 4: Simplify right side
26,508,426.66x = 545,284,934,415,923.25 - Step 5: Solve for x
x = 545,284,934,415,923.25/26,508,426.66 - Step 6: Final answer
x = 20,570,248.90
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1.5x scale
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.