Home / 13,896,695.76-19,178,204.88-7,701,613.56

Finding the Fourth Proportional to 13,896,695.76, 19,178,204.88 and 7,701,613.56

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Solution

The fourth proportional to 13,896,695.76, 19,178,204.88 and 7,701,613.56 is: 10,628,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896,695.76 : 19,178,204.88 = 7,701,613.56 : x
  2. Step 2: Convert to fraction form
    13,896,695.76/19,178,204.88 = 7,701,613.56/x
  3. Step 3: Cross multiply
    13,896,695.76x = 19,178,204.88 × 7,701,613.56
  4. Step 4: Simplify right side
    13,896,695.76x = 147,703,122,760,266.16
  5. Step 5: Solve for x
    x = 147,703,122,760,266.16/13,896,695.76
  6. Step 6: Final answer
    x = 10,628,650.53

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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.