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Finding the Fourth Proportional to 64,006,358.40, 88,332,763.68 and 36,133,786.98

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Solution

The fourth proportional to 64,006,358.40, 88,332,763.68 and 36,133,786.98 is: 49,866,878.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,006,358.40 : 88,332,763.68 = 36,133,786.98 : x
  2. Step 2: Convert to fraction form
    64,006,358.40/88,332,763.68 = 36,133,786.98/x
  3. Step 3: Cross multiply
    64,006,358.40x = 88,332,763.68 × 36,133,786.98
  4. Step 4: Simplify right side
    64,006,358.40x = 3,191,797,266,167,801
  5. Step 5: Solve for x
    x = 3,191,797,266,167,801/64,006,358.40
  6. Step 6: Final answer
    x = 49,866,878.01

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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.