Finding the Fourth Proportional to 13,326,177.48, 19,976,496.35 and 5,639,248.02
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Solution
The fourth proportional to 13,326,177.48, 19,976,496.35 and 5,639,248.02 is: 8,453,468.19
Step by Step Solution
- Step 1: Write the proportion equation
13,326,177.48 : 19,976,496.35 = 5,639,248.02 : x - Step 2: Convert to fraction form
13,326,177.48/19,976,496.35 = 5,639,248.02/x - Step 3: Cross multiply
13,326,177.48x = 19,976,496.35 × 5,639,248.02 - Step 4: Simplify right side
13,326,177.48x = 112,652,417,460,078.47 - Step 5: Solve for x
x = 112,652,417,460,078.47/13,326,177.48 - Step 6: Final answer
x = 8,453,468.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.