Finding the Fourth Proportional to 40,803,393.08, 61,205,089.62 and 31,556,319.68
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Solution
The fourth proportional to 40,803,393.08, 61,205,089.62 and 31,556,319.68 is: 47,334,479.52
Step by Step Solution
- Step 1: Write the proportion equation
40,803,393.08 : 61,205,089.62 = 31,556,319.68 : x - Step 2: Convert to fraction form
40,803,393.08/61,205,089.62 = 31,556,319.68/x - Step 3: Cross multiply
40,803,393.08x = 61,205,089.62 × 31,556,319.68 - Step 4: Simplify right side
40,803,393.08x = 1,931,407,373,785,744.25 - Step 5: Solve for x
x = 1,931,407,373,785,744.25/40,803,393.08 - Step 6: Final answer
x = 47,334,479.52
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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.