Finding the Fourth Proportional to 10,357,760.22, 14,294,560.35 and 5,712,454.02
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Solution
The fourth proportional to 10,357,760.22, 14,294,560.35 and 5,712,454.02 is: 7,883,656.02
Step by Step Solution
- Step 1: Write the proportion equation
10,357,760.22 : 14,294,560.35 = 5,712,454.02 : x - Step 2: Convert to fraction form
10,357,760.22/14,294,560.35 = 5,712,454.02/x - Step 3: Cross multiply
10,357,760.22x = 14,294,560.35 × 5,712,454.02 - Step 4: Simplify right side
10,357,760.22x = 81,657,018,735,490.09 - Step 5: Solve for x
x = 81,657,018,735,490.09/10,357,760.22 - Step 6: Final answer
x = 7,883,656.02
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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.