Finding the Fourth Proportional to 7,807,176.36, 10,773,901.80 and 4,369,417.02
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Solution
The fourth proportional to 7,807,176.36, 10,773,901.80 and 4,369,417.02 is: 6,029,794.61
Step by Step Solution
- Step 1: Write the proportion equation
7,807,176.36 : 10,773,901.80 = 4,369,417.02 : x - Step 2: Convert to fraction form
7,807,176.36/10,773,901.80 = 4,369,417.02/x - Step 3: Cross multiply
7,807,176.36x = 10,773,901.80 × 4,369,417.02 - Step 4: Simplify right side
7,807,176.36x = 47,075,669,896,728.63 - Step 5: Solve for x
x = 47,075,669,896,728.63/7,807,176.36 - Step 6: Final answer
x = 6,029,794.61
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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.