Finding the Fourth Proportional to 8,977,643.68, 13,468,358.02 and 2,911,903.52
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Solution
The fourth proportional to 8,977,643.68, 13,468,358.02 and 2,911,903.52 is: 4,368,469.11
Step by Step Solution
- Step 1: Write the proportion equation
8,977,643.68 : 13,468,358.02 = 2,911,903.52 : x - Step 2: Convert to fraction form
8,977,643.68/13,468,358.02 = 2,911,903.52/x - Step 3: Cross multiply
8,977,643.68x = 13,468,358.02 × 2,911,903.52 - Step 4: Simplify right side
8,977,643.68x = 39,218,559,127,058.23 - Step 5: Solve for x
x = 39,218,559,127,058.23/8,977,643.68 - Step 6: Final answer
x = 4,368,469.11
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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.