Home / 47,652,385.03-71,470,350.77-12,637,742.29

Finding the Fourth Proportional to 47,652,385.03, 71,470,350.77 and 12,637,742.29

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Solution

The fourth proportional to 47,652,385.03, 71,470,350.77 and 12,637,742.29 is: 18,954,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,652,385.03 : 71,470,350.77 = 12,637,742.29 : x
  2. Step 2: Convert to fraction form
    47,652,385.03/71,470,350.77 = 12,637,742.29/x
  3. Step 3: Cross multiply
    47,652,385.03x = 71,470,350.77 × 12,637,742.29
  4. Step 4: Simplify right side
    47,652,385.03x = 903,223,874,407,163
  5. Step 5: Solve for x
    x = 903,223,874,407,163/47,652,385.03
  6. Step 6: Final answer
    x = 18,954,431.64

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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.