Finding the Fourth Proportional to 37,748,681.69, 56,605,132.41 and 13,148,028.63
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Solution
The fourth proportional to 37,748,681.69, 56,605,132.41 and 13,148,028.63 is: 19,715,811.74
Step by Step Solution
- Step 1: Write the proportion equation
37,748,681.69 : 56,605,132.41 = 13,148,028.63 : x - Step 2: Convert to fraction form
37,748,681.69/56,605,132.41 = 13,148,028.63/x - Step 3: Cross multiply
37,748,681.69x = 56,605,132.41 × 13,148,028.63 - Step 4: Simplify right side
37,748,681.69x = 744,245,901,531,620.88 - Step 5: Solve for x
x = 744,245,901,531,620.88/37,748,681.69 - Step 6: Final answer
x = 19,715,811.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.