Finding the Fourth Proportional to 8,806,497.80, 13,209,746.70 and 5,617,851.80
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Solution
The fourth proportional to 8,806,497.80, 13,209,746.70 and 5,617,851.80 is: 8,426,777.70
Step by Step Solution
- Step 1: Write the proportion equation
8,806,497.80 : 13,209,746.70 = 5,617,851.80 : x - Step 2: Convert to fraction form
8,806,497.80/13,209,746.70 = 5,617,851.80/x - Step 3: Cross multiply
8,806,497.80x = 13,209,746.70 × 5,617,851.80 - Step 4: Simplify right side
8,806,497.80x = 74,210,399,276,139.05 - Step 5: Solve for x
x = 74,210,399,276,139.05/8,806,497.80 - Step 6: Final answer
x = 8,426,777.70
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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.