Finding the Fourth Proportional to 10,531,507.68, 14,533,767.36 and 5,948,510.40
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Solution
The fourth proportional to 10,531,507.68, 14,533,767.36 and 5,948,510.40 is: 8,209,106.32
Step by Step Solution
- Step 1: Write the proportion equation
10,531,507.68 : 14,533,767.36 = 5,948,510.40 : x - Step 2: Convert to fraction form
10,531,507.68/14,533,767.36 = 5,948,510.40/x - Step 3: Cross multiply
10,531,507.68x = 14,533,767.36 × 5,948,510.40 - Step 4: Simplify right side
10,531,507.68x = 86,454,266,292,140.55 - Step 5: Solve for x
x = 86,454,266,292,140.55/10,531,507.68 - Step 6: Final answer
x = 8,209,106.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.