Finding the Fourth Proportional to 35,480,681.62, 48,963,248.65 and 19,799,541.47
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Solution
The fourth proportional to 35,480,681.62, 48,963,248.65 and 19,799,541.47 is: 27,323,315.90
Step by Step Solution
- Step 1: Write the proportion equation
35,480,681.62 : 48,963,248.65 = 19,799,541.47 : x - Step 2: Convert to fraction form
35,480,681.62/48,963,248.65 = 19,799,541.47/x - Step 3: Cross multiply
35,480,681.62x = 48,963,248.65 × 19,799,541.47 - Step 4: Simplify right side
35,480,681.62x = 969,449,872,151,596.38 - Step 5: Solve for x
x = 969,449,872,151,596.38/35,480,681.62 - Step 6: Final answer
x = 27,323,315.90
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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.