Finding the Fourth Proportional to 32,624,959.60, 48,937,439.40 and 21,875,417.20
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Solution
The fourth proportional to 32,624,959.60, 48,937,439.40 and 21,875,417.20 is: 32,813,125.80
Step by Step Solution
- Step 1: Write the proportion equation
32,624,959.60 : 48,937,439.40 = 21,875,417.20 : x - Step 2: Convert to fraction form
32,624,959.60/48,937,439.40 = 21,875,417.20/x - Step 3: Cross multiply
32,624,959.60x = 48,937,439.40 × 21,875,417.20 - Step 4: Simplify right side
32,624,959.60x = 1,070,526,903,574,717.62 - Step 5: Solve for x
x = 1,070,526,903,574,717.62/32,624,959.60 - Step 6: Final answer
x = 32,813,125.80
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1.5x scale
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.