Finding the Fourth Proportional to 19,460,548.91, 26,854,403.31 and 10,758,202.55
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Solution
The fourth proportional to 19,460,548.91, 26,854,403.31 and 10,758,202.55 is: 14,845,681.46
Step by Step Solution
- Step 1: Write the proportion equation
19,460,548.91 : 26,854,403.31 = 10,758,202.55 : x - Step 2: Convert to fraction form
19,460,548.91/26,854,403.31 = 10,758,202.55/x - Step 3: Cross multiply
19,460,548.91x = 26,854,403.31 × 10,758,202.55 - Step 4: Simplify right side
19,460,548.91x = 288,905,110,168,370.44 - Step 5: Solve for x
x = 288,905,110,168,370.44/19,460,548.91 - Step 6: Final answer
x = 14,845,681.46
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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.