Home / 39,712,879.84-59,535,202.78-13,801,814.71

Finding the Fourth Proportional to 39,712,879.84, 59,535,202.78 and 13,801,814.71

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Solution

The fourth proportional to 39,712,879.84, 59,535,202.78 and 13,801,814.71 is: 20,690,865.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712,879.84 : 59,535,202.78 = 13,801,814.71 : x
  2. Step 2: Convert to fraction form
    39,712,879.84/59,535,202.78 = 13,801,814.71/x
  3. Step 3: Cross multiply
    39,712,879.84x = 59,535,202.78 × 13,801,814.71
  4. Step 4: Simplify right side
    39,712,879.84x = 821,693,837,457,332.50
  5. Step 5: Solve for x
    x = 821,693,837,457,332.50/39,712,879.84
  6. Step 6: Final answer
    x = 20,690,865.05

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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.