Home / 64,673,489.54-89,022,882.03-56,398,953.17

Finding the Fourth Proportional to 64,673,489.54, 89,022,882.03 and 56,398,953.17

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Solution

The fourth proportional to 64,673,489.54, 89,022,882.03 and 56,398,953.17 is: 77,633,005.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,673,489.54 : 89,022,882.03 = 56,398,953.17 : x
  2. Step 2: Convert to fraction form
    64,673,489.54/89,022,882.03 = 56,398,953.17/x
  3. Step 3: Cross multiply
    64,673,489.54x = 89,022,882.03 × 56,398,953.17
  4. Step 4: Simplify right side
    64,673,489.54x = 5,020,797,354,679,466
  5. Step 5: Solve for x
    x = 5,020,797,354,679,466/64,673,489.54
  6. Step 6: Final answer
    x = 77,633,005.27

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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.