Home / 10,440,181.72-15,659,352.65-4,681,369.75

Finding the Fourth Proportional to 10,440,181.72, 15,659,352.65 and 4,681,369.75

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Solution

The fourth proportional to 10,440,181.72, 15,659,352.65 and 4,681,369.75 is: 7,021,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,181.72 : 15,659,352.65 = 4,681,369.75 : x
  2. Step 2: Convert to fraction form
    10,440,181.72/15,659,352.65 = 4,681,369.75/x
  3. Step 3: Cross multiply
    10,440,181.72x = 15,659,352.65 × 4,681,369.75
  4. Step 4: Simplify right side
    10,440,181.72x = 73,307,219,772,847.38
  5. Step 5: Solve for x
    x = 73,307,219,772,847.38/10,440,181.72
  6. Step 6: Final answer
    x = 7,021,642.13

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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.