Home / 11,819,777.40-17,729,666.10-10,326,785.40

Finding the Fourth Proportional to 11,819,777.40, 17,729,666.10 and 10,326,785.40

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Solution

The fourth proportional to 11,819,777.40, 17,729,666.10 and 10,326,785.40 is: 15,490,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,777.40 : 17,729,666.10 = 10,326,785.40 : x
  2. Step 2: Convert to fraction form
    11,819,777.40/17,729,666.10 = 10,326,785.40/x
  3. Step 3: Cross multiply
    11,819,777.40x = 17,729,666.10 × 10,326,785.40
  4. Step 4: Simplify right side
    11,819,777.40x = 183,090,457,028,354.97
  5. Step 5: Solve for x
    x = 183,090,457,028,354.97/11,819,777.40
  6. Step 6: Final answer
    x = 15,490,178.10

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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.