Finding the Fourth Proportional to 26,655,127.07, 39,952,464.84 and 12,248,425.82
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Solution
The fourth proportional to 26,655,127.07, 39,952,464.84 and 12,248,425.82 is: 18,358,749.55
Step by Step Solution
- Step 1: Write the proportion equation
26,655,127.07 : 39,952,464.84 = 12,248,425.82 : x - Step 2: Convert to fraction form
26,655,127.07/39,952,464.84 = 12,248,425.82/x - Step 3: Cross multiply
26,655,127.07x = 39,952,464.84 × 12,248,425.82 - Step 4: Simplify right side
26,655,127.07x = 489,354,802,018,779.38 - Step 5: Solve for x
x = 489,354,802,018,779.38/26,655,127.07 - Step 6: Final answer
x = 18,358,749.55
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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.