Finding the Fourth Proportional to 5,974,597.60, 8,938,276.80 and 5,184,653.20
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Solution
The fourth proportional to 5,974,597.60, 8,938,276.80 and 5,184,653.20 is: 7,756,483.12
Step by Step Solution
- Step 1: Write the proportion equation
5,974,597.60 : 8,938,276.80 = 5,184,653.20 : x - Step 2: Convert to fraction form
5,974,597.60/8,938,276.80 = 5,184,653.20/x - Step 3: Cross multiply
5,974,597.60x = 8,938,276.80 × 5,184,653.20 - Step 4: Simplify right side
5,974,597.60x = 46,341,865,413,605.77 - Step 5: Solve for x
x = 46,341,865,413,605.77/5,974,597.60 - Step 6: Final answer
x = 7,756,483.12
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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.