Home / 11,610,005.40-17,415,008.10-7,354,978.20

Finding the Fourth Proportional to 11,610,005.40, 17,415,008.10 and 7,354,978.20

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Solution

The fourth proportional to 11,610,005.40, 17,415,008.10 and 7,354,978.20 is: 11,032,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,610,005.40 : 17,415,008.10 = 7,354,978.20 : x
  2. Step 2: Convert to fraction form
    11,610,005.40/17,415,008.10 = 7,354,978.20/x
  3. Step 3: Cross multiply
    11,610,005.40x = 17,415,008.10 × 7,354,978.20
  4. Step 4: Simplify right side
    11,610,005.40x = 128,087,004,928,323.44
  5. Step 5: Solve for x
    x = 128,087,004,928,323.44/11,610,005.40
  6. Step 6: Final answer
    x = 11,032,467.30

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1.5x scale

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.