Finding the Fourth Proportional to 14,090,557.50, 19,445,177.30 and 8,210,064.42
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Solution
The fourth proportional to 14,090,557.50, 19,445,177.30 and 8,210,064.42 is: 11,330,010.06
Step by Step Solution
- Step 1: Write the proportion equation
14,090,557.50 : 19,445,177.30 = 8,210,064.42 : x - Step 2: Convert to fraction form
14,090,557.50/19,445,177.30 = 8,210,064.42/x - Step 3: Cross multiply
14,090,557.50x = 19,445,177.30 × 8,210,064.42 - Step 4: Simplify right side
14,090,557.50x = 159,646,158,291,321.66 - Step 5: Solve for x
x = 159,646,158,291,321.66/14,090,557.50 - Step 6: Final answer
x = 11,330,010.06
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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.