Home / 7,174,124.69-9,900,227.09-3,954,860.69

Finding the Fourth Proportional to 7,174,124.69, 9,900,227.09 and 3,954,860.69

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Solution

The fourth proportional to 7,174,124.69, 9,900,227.09 and 3,954,860.69 is: 5,457,671.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,124.69 : 9,900,227.09 = 3,954,860.69 : x
  2. Step 2: Convert to fraction form
    7,174,124.69/9,900,227.09 = 3,954,860.69/x
  3. Step 3: Cross multiply
    7,174,124.69x = 9,900,227.09 × 3,954,860.69
  4. Step 4: Simplify right side
    7,174,124.69x = 39,154,018,900,700.11
  5. Step 5: Solve for x
    x = 39,154,018,900,700.11/7,174,124.69
  6. Step 6: Final answer
    x = 5,457,671.93

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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.