Home / 13,930,649.93-19,223,650.42-7,736,089.68

Finding the Fourth Proportional to 13,930,649.93, 19,223,650.42 and 7,736,089.68

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Solution

The fourth proportional to 13,930,649.93, 19,223,650.42 and 7,736,089.68 is: 10,675,444.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,649.93 : 19,223,650.42 = 7,736,089.68 : x
  2. Step 2: Convert to fraction form
    13,930,649.93/19,223,650.42 = 7,736,089.68/x
  3. Step 3: Cross multiply
    13,930,649.93x = 19,223,650.42 × 7,736,089.68
  4. Step 4: Simplify right side
    13,930,649.93x = 148,715,883,606,749.44
  5. Step 5: Solve for x
    x = 148,715,883,606,749.44/13,930,649.93
  6. Step 6: Final answer
    x = 10,675,444.74

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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.