Home / 13,141,090.70-18,134,512.17-7,339,957.10

Finding the Fourth Proportional to 13,141,090.70, 18,134,512.17 and 7,339,957.10

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Solution

The fourth proportional to 13,141,090.70, 18,134,512.17 and 7,339,957.10 is: 10,129,033.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141,090.70 : 18,134,512.17 = 7,339,957.10 : x
  2. Step 2: Convert to fraction form
    13,141,090.70/18,134,512.17 = 7,339,957.10/x
  3. Step 3: Cross multiply
    13,141,090.70x = 18,134,512.17 × 7,339,957.10
  4. Step 4: Simplify right side
    13,141,090.70x = 133,106,541,357,227.91
  5. Step 5: Solve for x
    x = 133,106,541,357,227.91/13,141,090.70
  6. Step 6: Final answer
    x = 10,129,033.00

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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.