Home / 35,671,422.64-49,224,915.48-20,201,618.80

Finding the Fourth Proportional to 35,671,422.64, 49,224,915.48 and 20,201,618.80

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Solution

The fourth proportional to 35,671,422.64, 49,224,915.48 and 20,201,618.80 is: 27,877,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671,422.64 : 49,224,915.48 = 20,201,618.80 : x
  2. Step 2: Convert to fraction form
    35,671,422.64/49,224,915.48 = 20,201,618.80/x
  3. Step 3: Cross multiply
    35,671,422.64x = 49,224,915.48 × 20,201,618.80
  4. Step 4: Simplify right side
    35,671,422.64x = 994,422,977,989,179
  5. Step 5: Solve for x
    x = 994,422,977,989,179/35,671,422.64
  6. Step 6: Final answer
    x = 27,877,300.77

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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.