Home / 63,139,883.56-94,712,459.46-20,008,132.36

Finding the Fourth Proportional to 63,139,883.56, 94,712,459.46 and 20,008,132.36

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Solution

The fourth proportional to 63,139,883.56, 94,712,459.46 and 20,008,132.36 is: 30,013,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,139,883.56 : 94,712,459.46 = 20,008,132.36 : x
  2. Step 2: Convert to fraction form
    63,139,883.56/94,712,459.46 = 20,008,132.36/x
  3. Step 3: Cross multiply
    63,139,883.56x = 94,712,459.46 × 20,008,132.36
  4. Step 4: Simplify right side
    63,139,883.56x = 1,895,019,425,016,814
  5. Step 5: Solve for x
    x = 1,895,019,425,016,814/63,139,883.56
  6. Step 6: Final answer
    x = 30,013,033.26

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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.