Finding the Fourth Proportional to 67,488,237.98, 93,133,304.74 and 36,547,699.22
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Solution
The fourth proportional to 67,488,237.98, 93,133,304.74 and 36,547,699.22 is: 50,435,573.83
Step by Step Solution
- Step 1: Write the proportion equation
67,488,237.98 : 93,133,304.74 = 36,547,699.22 : x - Step 2: Convert to fraction form
67,488,237.98/93,133,304.74 = 36,547,699.22/x - Step 3: Cross multiply
67,488,237.98x = 93,133,304.74 × 36,547,699.22 - Step 4: Simplify right side
67,488,237.98x = 3,403,808,009,002,120 - Step 5: Solve for x
x = 3,403,808,009,002,120/67,488,237.98 - Step 6: Final answer
x = 50,435,573.83
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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.