Home / 37,453,513.76-51,665,154.72-30,491,680.40

Finding the Fourth Proportional to 37,453,513.76, 51,665,154.72 and 30,491,680.40

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Solution

The fourth proportional to 37,453,513.76, 51,665,154.72 and 30,491,680.40 is: 42,061,671.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,453,513.76 : 51,665,154.72 = 30,491,680.40 : x
  2. Step 2: Convert to fraction form
    37,453,513.76/51,665,154.72 = 30,491,680.40/x
  3. Step 3: Cross multiply
    37,453,513.76x = 51,665,154.72 × 30,491,680.40
  4. Step 4: Simplify right side
    37,453,513.76x = 1,575,357,385,538,791.25
  5. Step 5: Solve for x
    x = 1,575,357,385,538,791.25/37,453,513.76
  6. Step 6: Final answer
    x = 42,061,671.32

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1.5x scale

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.