Finding the Fourth Proportional to 26,896,666.12, 37,117,223.40 and 15,294,230.44
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Solution
The fourth proportional to 26,896,666.12, 37,117,223.40 and 15,294,230.44 is: 21,105,938.02
Step by Step Solution
- Step 1: Write the proportion equation
26,896,666.12 : 37,117,223.40 = 15,294,230.44 : x - Step 2: Convert to fraction form
26,896,666.12/37,117,223.40 = 15,294,230.44/x - Step 3: Cross multiply
26,896,666.12x = 37,117,223.40 × 15,294,230.44 - Step 4: Simplify right side
26,896,666.12x = 567,679,367,972,560.25 - Step 5: Solve for x
x = 567,679,367,972,560.25/26,896,666.12 - Step 6: Final answer
x = 21,105,938.02
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1.5x scale
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.