Home / 64,512,656.20-96,768,984.30-21,962,384.20

Finding the Fourth Proportional to 64,512,656.20, 96,768,984.30 and 21,962,384.20

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Solution

The fourth proportional to 64,512,656.20, 96,768,984.30 and 21,962,384.20 is: 32,943,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,656.20 : 96,768,984.30 = 21,962,384.20 : x
  2. Step 2: Convert to fraction form
    64,512,656.20/96,768,984.30 = 21,962,384.20/x
  3. Step 3: Cross multiply
    64,512,656.20x = 96,768,984.30 × 21,962,384.20
  4. Step 4: Simplify right side
    64,512,656.20x = 2,125,277,611,840,368
  5. Step 5: Solve for x
    x = 2,125,277,611,840,368/64,512,656.20
  6. Step 6: Final answer
    x = 32,943,576.30

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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.