Home / 13,176,596.10-19,768,301.82-7,716,301.86

Finding the Fourth Proportional to 13,176,596.10, 19,768,301.82 and 7,716,301.86

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Solution

The fourth proportional to 13,176,596.10, 19,768,301.82 and 7,716,301.86 is: 11,576,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176,596.10 : 19,768,301.82 = 7,716,301.86 : x
  2. Step 2: Convert to fraction form
    13,176,596.10/19,768,301.82 = 7,716,301.86/x
  3. Step 3: Cross multiply
    13,176,596.10x = 19,768,301.82 × 7,716,301.86
  4. Step 4: Simplify right side
    13,176,596.10x = 152,538,184,102,707.41
  5. Step 5: Solve for x
    x = 152,538,184,102,707.41/13,176,596.10
  6. Step 6: Final answer
    x = 11,576,448.34

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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.