Home / 7,856,465.72-11,790,997.13-4,071,031.16

Finding the Fourth Proportional to 7,856,465.72, 11,790,997.13 and 4,071,031.16

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Solution

The fourth proportional to 7,856,465.72, 11,790,997.13 and 4,071,031.16 is: 6,109,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,465.72 : 11,790,997.13 = 4,071,031.16 : x
  2. Step 2: Convert to fraction form
    7,856,465.72/11,790,997.13 = 4,071,031.16/x
  3. Step 3: Cross multiply
    7,856,465.72x = 11,790,997.13 × 4,071,031.16
  4. Step 4: Simplify right side
    7,856,465.72x = 48,001,516,674,923.16
  5. Step 5: Solve for x
    x = 48,001,516,674,923.16/7,856,465.72
  6. Step 6: Final answer
    x = 6,109,810.49

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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.