Home / 9,008,605.54-12,431,813.73-4,878,542.16

Finding the Fourth Proportional to 9,008,605.54, 12,431,813.73 and 4,878,542.16

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Solution

The fourth proportional to 9,008,605.54, 12,431,813.73 and 4,878,542.16 is: 6,732,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008,605.54 : 12,431,813.73 = 4,878,542.16 : x
  2. Step 2: Convert to fraction form
    9,008,605.54/12,431,813.73 = 4,878,542.16/x
  3. Step 3: Cross multiply
    9,008,605.54x = 12,431,813.73 × 4,878,542.16
  4. Step 4: Simplify right side
    9,008,605.54x = 60,649,127,382,679.15
  5. Step 5: Solve for x
    x = 60,649,127,382,679.15/9,008,605.54
  6. Step 6: Final answer
    x = 6,732,354.65

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1.5x scale

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.