Home / 8,752,693.76-13,130,992.54-2,688,037.51

Finding the Fourth Proportional to 8,752,693.76, 13,130,992.54 and 2,688,037.51

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Solution

The fourth proportional to 8,752,693.76, 13,130,992.54 and 2,688,037.51 is: 4,032,655.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752,693.76 : 13,130,992.54 = 2,688,037.51 : x
  2. Step 2: Convert to fraction form
    8,752,693.76/13,130,992.54 = 2,688,037.51/x
  3. Step 3: Cross multiply
    8,752,693.76x = 13,130,992.54 × 2,688,037.51
  4. Step 4: Simplify right side
    8,752,693.76x = 35,296,600,500,743.82
  5. Step 5: Solve for x
    x = 35,296,600,500,743.82/8,752,693.76
  6. Step 6: Final answer
    x = 4,032,655.71

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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.