Home / 9,135,435.77-12,607,430.07-5,005,474.90

Finding the Fourth Proportional to 9,135,435.77, 12,607,430.07 and 5,005,474.90

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Solution

The fourth proportional to 9,135,435.77, 12,607,430.07 and 5,005,474.90 is: 6,907,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135,435.77 : 12,607,430.07 = 5,005,474.90 : x
  2. Step 2: Convert to fraction form
    9,135,435.77/12,607,430.07 = 5,005,474.90/x
  3. Step 3: Cross multiply
    9,135,435.77x = 12,607,430.07 × 5,005,474.90
  4. Step 4: Simplify right side
    9,135,435.77x = 63,106,174,756,142.20
  5. Step 5: Solve for x
    x = 63,106,174,756,142.20/9,135,435.77
  6. Step 6: Final answer
    x = 6,907,845.05

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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.