Home / 9,481,631.40-13,084,560.16-5,130,622.44

Finding the Fourth Proportional to 9,481,631.40, 13,084,560.16 and 5,130,622.44

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Solution

The fourth proportional to 9,481,631.40, 13,084,560.16 and 5,130,622.44 is: 7,080,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,631.40 : 13,084,560.16 = 5,130,622.44 : x
  2. Step 2: Convert to fraction form
    9,481,631.40/13,084,560.16 = 5,130,622.44/x
  3. Step 3: Cross multiply
    9,481,631.40x = 13,084,560.16 × 5,130,622.44
  4. Step 4: Simplify right side
    9,481,631.40x = 67,131,937,974,426
  5. Step 5: Solve for x
    x = 67,131,937,974,426/9,481,631.40
  6. Step 6: Final answer
    x = 7,080,209.63

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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.