Finding the Fourth Proportional to 40,464,786.60, 60,717,108.92 and 18,896,253.62
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Solution
The fourth proportional to 40,464,786.60, 60,717,108.92 and 18,896,253.62 is: 28,353,686.88
Step by Step Solution
- Step 1: Write the proportion equation
40,464,786.60 : 60,717,108.92 = 18,896,253.62 : x - Step 2: Convert to fraction form
40,464,786.60/60,717,108.92 = 18,896,253.62/x - Step 3: Cross multiply
40,464,786.60x = 60,717,108.92 × 18,896,253.62 - Step 4: Simplify right side
40,464,786.60x = 1,147,325,888,827,417.25 - Step 5: Solve for x
x = 1,147,325,888,827,417.25/40,464,786.60 - Step 6: Final answer
x = 28,353,686.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.