Home / 28,962,078.93-43,442,548.56-11,689,821.18

Finding the Fourth Proportional to 28,962,078.93, 43,442,548.56 and 11,689,821.18

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Solution

The fourth proportional to 28,962,078.93, 43,442,548.56 and 11,689,821.18 is: 17,534,501.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962,078.93 : 43,442,548.56 = 11,689,821.18 : x
  2. Step 2: Convert to fraction form
    28,962,078.93/43,442,548.56 = 11,689,821.18/x
  3. Step 3: Cross multiply
    28,962,078.93x = 43,442,548.56 × 11,689,821.18
  4. Step 4: Simplify right side
    28,962,078.93x = 507,835,624,269,866.50
  5. Step 5: Solve for x
    x = 507,835,624,269,866.50/28,962,078.93
  6. Step 6: Final answer
    x = 17,534,501.77

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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.