Home / 43,459,286.10-65,188,929.15-21,885,551.70

Finding the Fourth Proportional to 43,459,286.10, 65,188,929.15 and 21,885,551.70

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Solution

The fourth proportional to 43,459,286.10, 65,188,929.15 and 21,885,551.70 is: 32,828,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,459,286.10 : 65,188,929.15 = 21,885,551.70 : x
  2. Step 2: Convert to fraction form
    43,459,286.10/65,188,929.15 = 21,885,551.70/x
  3. Step 3: Cross multiply
    43,459,286.10x = 65,188,929.15 × 21,885,551.70
  4. Step 4: Simplify right side
    43,459,286.10x = 1,426,695,679,179,962
  5. Step 5: Solve for x
    x = 1,426,695,679,179,962/43,459,286.10
  6. Step 6: Final answer
    x = 32,828,327.55

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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.