Home / 10,022,486.40-15,033,729.60-7,471,569.60

Finding the Fourth Proportional to 10,022,486.40, 15,033,729.60 and 7,471,569.60

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Solution

The fourth proportional to 10,022,486.40, 15,033,729.60 and 7,471,569.60 is: 11,207,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,486.40 : 15,033,729.60 = 7,471,569.60 : x
  2. Step 2: Convert to fraction form
    10,022,486.40/15,033,729.60 = 7,471,569.60/x
  3. Step 3: Cross multiply
    10,022,486.40x = 15,033,729.60 × 7,471,569.60
  4. Step 4: Simplify right side
    10,022,486.40x = 112,325,557,053,980.16
  5. Step 5: Solve for x
    x = 112,325,557,053,980.16/10,022,486.40
  6. Step 6: Final answer
    x = 11,207,354.40

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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.