Home / 15,507,903.48-23,261,861.76-6,978,276.24

Finding the Fourth Proportional to 15,507,903.48, 23,261,861.76 and 6,978,276.24

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Solution

The fourth proportional to 15,507,903.48, 23,261,861.76 and 6,978,276.24 is: 10,467,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507,903.48 : 23,261,861.76 = 6,978,276.24 : x
  2. Step 2: Convert to fraction form
    15,507,903.48/23,261,861.76 = 6,978,276.24/x
  3. Step 3: Cross multiply
    15,507,903.48x = 23,261,861.76 × 6,978,276.24
  4. Step 4: Simplify right side
    15,507,903.48x = 162,327,697,217,972.59
  5. Step 5: Solve for x
    x = 162,327,697,217,972.59/15,507,903.48
  6. Step 6: Final answer
    x = 10,467,417.30

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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.