Home / 13,776,098.72-19,006,735.64-7,814,523.72

Finding the Fourth Proportional to 13,776,098.72, 19,006,735.64 and 7,814,523.72

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Solution

The fourth proportional to 13,776,098.72, 19,006,735.64 and 7,814,523.72 is: 10,781,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,776,098.72 : 19,006,735.64 = 7,814,523.72 : x
  2. Step 2: Convert to fraction form
    13,776,098.72/19,006,735.64 = 7,814,523.72/x
  3. Step 3: Cross multiply
    13,776,098.72x = 19,006,735.64 × 7,814,523.72
  4. Step 4: Simplify right side
    13,776,098.72x = 148,528,586,518,085.66
  5. Step 5: Solve for x
    x = 148,528,586,518,085.66/13,776,098.72
  6. Step 6: Final answer
    x = 10,781,614.56

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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.