Home / 64,088,674.92-96,148,134.27-20,957,710.68

Finding the Fourth Proportional to 64,088,674.92, 96,148,134.27 and 20,957,710.68

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Solution

The fourth proportional to 64,088,674.92, 96,148,134.27 and 20,957,710.68 is: 31,441,511.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,088,674.92 : 96,148,134.27 = 20,957,710.68 : x
  2. Step 2: Convert to fraction form
    64,088,674.92/96,148,134.27 = 20,957,710.68/x
  3. Step 3: Cross multiply
    64,088,674.92x = 96,148,134.27 × 20,957,710.68
  4. Step 4: Simplify right side
    64,088,674.92x = 2,015,044,780,452,453
  5. Step 5: Solve for x
    x = 2,015,044,780,452,453/64,088,674.92
  6. Step 6: Final answer
    x = 31,441,511.05

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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.