Home / 64,463,573.20-96,667,366.20-21,316,104.40

Finding the Fourth Proportional to 64,463,573.20, 96,667,366.20 and 21,316,104.40

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Solution

The fourth proportional to 64,463,573.20, 96,667,366.20 and 21,316,104.40 is: 31,964,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,463,573.20 : 96,667,366.20 = 21,316,104.40 : x
  2. Step 2: Convert to fraction form
    64,463,573.20/96,667,366.20 = 21,316,104.40/x
  3. Step 3: Cross multiply
    64,463,573.20x = 96,667,366.20 × 21,316,104.40
  4. Step 4: Simplify right side
    64,463,573.20x = 2,060,571,669,992,231.25
  5. Step 5: Solve for x
    x = 2,060,571,669,992,231.25/64,463,573.20
  6. Step 6: Final answer
    x = 31,964,899.98

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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.