Finding the Fourth Proportional to 23,307,970.70, 32,165,134.36 and 12,995,335.82
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Solution
The fourth proportional to 23,307,970.70, 32,165,134.36 and 12,995,335.82 is: 17,933,638.59
Step by Step Solution
- Step 1: Write the proportion equation
23,307,970.70 : 32,165,134.36 = 12,995,335.82 : x - Step 2: Convert to fraction form
23,307,970.70/32,165,134.36 = 12,995,335.82/x - Step 3: Cross multiply
23,307,970.70x = 32,165,134.36 × 12,995,335.82 - Step 4: Simplify right side
23,307,970.70x = 417,996,722,703,620.75 - Step 5: Solve for x
x = 417,996,722,703,620.75/23,307,970.70 - Step 6: Final answer
x = 17,933,638.59
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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.