Finding the Fourth Proportional to 26,312,946.81, 39,466,405.23 and 6,884,048.44
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Solution
The fourth proportional to 26,312,946.81, 39,466,405.23 and 6,884,048.44 is: 10,325,283.88
Step by Step Solution
- Step 1: Write the proportion equation
26,312,946.81 : 39,466,405.23 = 6,884,048.44 : x - Step 2: Convert to fraction form
26,312,946.81/39,466,405.23 = 6,884,048.44/x - Step 3: Cross multiply
26,312,946.81x = 39,466,405.23 × 6,884,048.44 - Step 4: Simplify right side
26,312,946.81x = 271,688,645,453,742.34 - Step 5: Solve for x
x = 271,688,645,453,742.34/26,312,946.81 - Step 6: Final answer
x = 10,325,283.88
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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.