Finding the Fourth Proportional to 26,332,571.80, 39,439,875.30 and 25,742,747.80
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Solution
The fourth proportional to 26,332,571.80, 39,439,875.30 and 25,742,747.80 is: 38,556,460.45
Step by Step Solution
- Step 1: Write the proportion equation
26,332,571.80 : 39,439,875.30 = 25,742,747.80 : x - Step 2: Convert to fraction form
26,332,571.80/39,439,875.30 = 25,742,747.80/x - Step 3: Cross multiply
26,332,571.80x = 39,439,875.30 × 25,742,747.80 - Step 4: Simplify right side
26,332,571.80x = 1,015,290,763,111,349.25 - Step 5: Solve for x
x = 1,015,290,763,111,349.25/26,332,571.80 - Step 6: Final answer
x = 38,556,460.45
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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.