Finding the Fourth Proportional to 26,447,422.80, 39,671,134.20 and 22,195,894.80
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Solution
The fourth proportional to 26,447,422.80, 39,671,134.20 and 22,195,894.80 is: 33,293,842.20
Step by Step Solution
- Step 1: Write the proportion equation
26,447,422.80 : 39,671,134.20 = 22,195,894.80 : x - Step 2: Convert to fraction form
26,447,422.80/39,671,134.20 = 22,195,894.80/x - Step 3: Cross multiply
26,447,422.80x = 39,671,134.20 × 22,195,894.80 - Step 4: Simplify right side
26,447,422.80x = 880,536,321,299,882.25 - Step 5: Solve for x
x = 880,536,321,299,882.25/26,447,422.80 - Step 6: Final answer
x = 33,293,842.20
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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.