Finding the Fourth Proportional to 26,069,256.70, 39,103,690.65 and 7,873,416.70
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Solution
The fourth proportional to 26,069,256.70, 39,103,690.65 and 7,873,416.70 is: 11,810,066.34
Step by Step Solution
- Step 1: Write the proportion equation
26,069,256.70 : 39,103,690.65 = 7,873,416.70 : x - Step 2: Convert to fraction form
26,069,256.70/39,103,690.65 = 7,873,416.70/x - Step 3: Cross multiply
26,069,256.70x = 39,103,690.65 × 7,873,416.70 - Step 4: Simplify right side
26,069,256.70x = 307,879,650,995,343.88 - Step 5: Solve for x
x = 307,879,650,995,343.88/26,069,256.70 - Step 6: Final answer
x = 11,810,066.34
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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.