Home / 66,391,339.72-91,620,448.18-37,024,528.20

Finding the Fourth Proportional to 66,391,339.72, 91,620,448.18 and 37,024,528.20

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Solution

The fourth proportional to 66,391,339.72, 91,620,448.18 and 37,024,528.20 is: 51,094,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,391,339.72 : 91,620,448.18 = 37,024,528.20 : x
  2. Step 2: Convert to fraction form
    66,391,339.72/91,620,448.18 = 37,024,528.20/x
  3. Step 3: Cross multiply
    66,391,339.72x = 91,620,448.18 × 37,024,528.20
  4. Step 4: Simplify right side
    66,391,339.72x = 3,392,203,867,337,049
  5. Step 5: Solve for x
    x = 3,392,203,867,337,049/66,391,339.72
  6. Step 6: Final answer
    x = 51,094,071.63

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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.