Finding the Fourth Proportional to 26,432,969.99, 39,648,582.52 and 10,870,259.99
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Solution
The fourth proportional to 26,432,969.99, 39,648,582.52 and 10,870,259.99 is: 16,305,031.19
Step by Step Solution
- Step 1: Write the proportion equation
26,432,969.99 : 39,648,582.52 = 10,870,259.99 : x - Step 2: Convert to fraction form
26,432,969.99/39,648,582.52 = 10,870,259.99/x - Step 3: Cross multiply
26,432,969.99x = 39,648,582.52 × 10,870,259.99 - Step 4: Simplify right side
26,432,969.99x = 430,990,400,141,835.81 - Step 5: Solve for x
x = 430,990,400,141,835.81/26,432,969.99 - Step 6: Final answer
x = 16,305,031.19
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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.