Home / 64,859,776.42-89,502,553.10-36,978,588.22

Finding the Fourth Proportional to 64,859,776.42, 89,502,553.10 and 36,978,588.22

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Solution

The fourth proportional to 64,859,776.42, 89,502,553.10 and 36,978,588.22 is: 51,028,206.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,859,776.42 : 89,502,553.10 = 36,978,588.22 : x
  2. Step 2: Convert to fraction form
    64,859,776.42/89,502,553.10 = 36,978,588.22/x
  3. Step 3: Cross multiply
    64,859,776.42x = 89,502,553.10 × 36,978,588.22
  4. Step 4: Simplify right side
    64,859,776.42x = 3,309,678,055,723,584
  5. Step 5: Solve for x
    x = 3,309,678,055,723,584/64,859,776.42
  6. Step 6: Final answer
    x = 51,028,206.36

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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.