Finding the Fourth Proportional to 56,063,358.80, 84,095,038.20 and 15,122,718.80
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Solution
The fourth proportional to 56,063,358.80, 84,095,038.20 and 15,122,718.80 is: 22,684,078.20
Step by Step Solution
- Step 1: Write the proportion equation
56,063,358.80 : 84,095,038.20 = 15,122,718.80 : x - Step 2: Convert to fraction form
56,063,358.80/84,095,038.20 = 15,122,718.80/x - Step 3: Cross multiply
56,063,358.80x = 84,095,038.20 × 15,122,718.80 - Step 4: Simplify right side
56,063,358.80x = 1,271,745,615,173,858.25 - Step 5: Solve for x
x = 1,271,745,615,173,858.25/56,063,358.80 - Step 6: Final answer
x = 22,684,078.20
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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.