Finding the Fourth Proportional to 26,233,497.60, 39,350,246.40 and 15,439,718.40
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Solution
The fourth proportional to 26,233,497.60, 39,350,246.40 and 15,439,718.40 is: 23,159,577.60
Step by Step Solution
- Step 1: Write the proportion equation
26,233,497.60 : 39,350,246.40 = 15,439,718.40 : x - Step 2: Convert to fraction form
26,233,497.60/39,350,246.40 = 15,439,718.40/x - Step 3: Cross multiply
26,233,497.60x = 39,350,246.40 × 15,439,718.40 - Step 4: Simplify right side
26,233,497.60x = 607,556,723,386,613.75 - Step 5: Solve for x
x = 607,556,723,386,613.75/26,233,497.60 - Step 6: Final answer
x = 23,159,577.60
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1.5x scale
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.