Home / 43,785,003.10-65,714,829.45-19,561,207.90

Finding the Fourth Proportional to 43,785,003.10, 65,714,829.45 and 19,561,207.90

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Solution

The fourth proportional to 43,785,003.10, 65,714,829.45 and 19,561,207.90 is: 29,358,486.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,785,003.10 : 65,714,829.45 = 19,561,207.90 : x
  2. Step 2: Convert to fraction form
    43,785,003.10/65,714,829.45 = 19,561,207.90/x
  3. Step 3: Cross multiply
    43,785,003.10x = 65,714,829.45 × 19,561,207.90
  4. Step 4: Simplify right side
    43,785,003.10x = 1,285,461,440,984,492.50
  5. Step 5: Solve for x
    x = 1,285,461,440,984,492.50/43,785,003.10
  6. Step 6: Final answer
    x = 29,358,486.92

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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.