Home / 19,309,076.64-28,975,574.88-11,225,856.24

Finding the Fourth Proportional to 19,309,076.64, 28,975,574.88 and 11,225,856.24

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Solution

The fourth proportional to 19,309,076.64, 28,975,574.88 and 11,225,856.24 is: 16,845,737.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309,076.64 : 28,975,574.88 = 11,225,856.24 : x
  2. Step 2: Convert to fraction form
    19,309,076.64/28,975,574.88 = 11,225,856.24/x
  3. Step 3: Cross multiply
    19,309,076.64x = 28,975,574.88 × 11,225,856.24
  4. Step 4: Simplify right side
    19,309,076.64x = 325,275,638,074,235.25
  5. Step 5: Solve for x
    x = 325,275,638,074,235.25/19,309,076.64
  6. Step 6: Final answer
    x = 16,845,737.58

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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.