Finding the Fourth Proportional to 47,090,908.74, 64,985,113.71 and 26,182,779.42
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Solution
The fourth proportional to 47,090,908.74, 64,985,113.71 and 26,182,779.42 is: 36,132,046.36
Step by Step Solution
- Step 1: Write the proportion equation
47,090,908.74 : 64,985,113.71 = 26,182,779.42 : x - Step 2: Convert to fraction form
47,090,908.74/64,985,113.71 = 26,182,779.42/x - Step 3: Cross multiply
47,090,908.74x = 64,985,113.71 × 26,182,779.42 - Step 4: Simplify right side
47,090,908.74x = 1,701,490,897,852,548 - Step 5: Solve for x
x = 1,701,490,897,852,548/47,090,908.74 - Step 6: Final answer
x = 36,132,046.36
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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.