Finding the Fourth Proportional to 26,640,575.61, 36,763,993.98 and 14,417,432.61
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Solution
The fourth proportional to 26,640,575.61, 36,763,993.98 and 14,417,432.61 is: 19,896,056.80
Step by Step Solution
- Step 1: Write the proportion equation
26,640,575.61 : 36,763,993.98 = 14,417,432.61 : x - Step 2: Convert to fraction form
26,640,575.61/36,763,993.98 = 14,417,432.61/x - Step 3: Cross multiply
26,640,575.61x = 36,763,993.98 × 14,417,432.61 - Step 4: Simplify right side
26,640,575.61x = 530,042,405,497,275.69 - Step 5: Solve for x
x = 530,042,405,497,275.69/26,640,575.61 - Step 6: Final answer
x = 19,896,056.80
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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.