Home / 10,425,867.89-15,641,406.08-7,357,847.06

Finding the Fourth Proportional to 10,425,867.89, 15,641,406.08 and 7,357,847.06

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Solution

The fourth proportional to 10,425,867.89, 15,641,406.08 and 7,357,847.06 is: 11,038,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,425,867.89 : 15,641,406.08 = 7,357,847.06 : x
  2. Step 2: Convert to fraction form
    10,425,867.89/15,641,406.08 = 7,357,847.06/x
  3. Step 3: Cross multiply
    10,425,867.89x = 15,641,406.08 × 7,357,847.06
  4. Step 4: Simplify right side
    10,425,867.89x = 115,087,073,624,997.84
  5. Step 5: Solve for x
    x = 115,087,073,624,997.84/10,425,867.89
  6. Step 6: Final answer
    x = 11,038,608.48

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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.