Finding the Fourth Proportional to 9,774,420.48, 14,661,679.20 and 4,020,291.84
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Solution
The fourth proportional to 9,774,420.48, 14,661,679.20 and 4,020,291.84 is: 6,030,457.70
Step by Step Solution
- Step 1: Write the proportion equation
9,774,420.48 : 14,661,679.20 = 4,020,291.84 : x - Step 2: Convert to fraction form
9,774,420.48/14,661,679.20 = 4,020,291.84/x - Step 3: Cross multiply
9,774,420.48x = 14,661,679.20 × 4,020,291.84 - Step 4: Simplify right side
9,774,420.48x = 58,944,229,248,457.73 - Step 5: Solve for x
x = 58,944,229,248,457.73/9,774,420.48 - Step 6: Final answer
x = 6,030,457.70
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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.