Home / 5,619,459.40-8,404,305.90-4,723,664.20

Finding the Fourth Proportional to 5,619,459.40, 8,404,305.90 and 4,723,664.20

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Solution

The fourth proportional to 5,619,459.40, 8,404,305.90 and 4,723,664.20 is: 7,064,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619,459.40 : 8,404,305.90 = 4,723,664.20 : x
  2. Step 2: Convert to fraction form
    5,619,459.40/8,404,305.90 = 4,723,664.20/x
  3. Step 3: Cross multiply
    5,619,459.40x = 8,404,305.90 × 4,723,664.20
  4. Step 4: Simplify right side
    5,619,459.40x = 39,699,118,905,678.78
  5. Step 5: Solve for x
    x = 39,699,118,905,678.78/5,619,459.40
  6. Step 6: Final answer
    x = 7,064,579.72

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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.