Home / 13,365,870.43-18,441,739.84-7,564,652.00

Finding the Fourth Proportional to 13,365,870.43, 18,441,739.84 and 7,564,652.00

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Solution

The fourth proportional to 13,365,870.43, 18,441,739.84 and 7,564,652.00 is: 10,437,430.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,870.43 : 18,441,739.84 = 7,564,652.00 : x
  2. Step 2: Convert to fraction form
    13,365,870.43/18,441,739.84 = 7,564,652.00/x
  3. Step 3: Cross multiply
    13,365,870.43x = 18,441,739.84 × 7,564,652.00
  4. Step 4: Simplify right side
    13,365,870.43x = 139,505,344,188,223
  5. Step 5: Solve for x
    x = 139,505,344,188,223/13,365,870.43
  6. Step 6: Final answer
    x = 10,437,430.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.