Home / 19,182,966.64-26,484,225.24-12,483,682.90

Finding the Fourth Proportional to 19,182,966.64, 26,484,225.24 and 12,483,682.90

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Solution

The fourth proportional to 19,182,966.64, 26,484,225.24 and 12,483,682.90 is: 17,235,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,966.64 : 26,484,225.24 = 12,483,682.90 : x
  2. Step 2: Convert to fraction form
    19,182,966.64/26,484,225.24 = 12,483,682.90/x
  3. Step 3: Cross multiply
    19,182,966.64x = 26,484,225.24 × 12,483,682.90
  4. Step 4: Simplify right side
    19,182,966.64x = 330,620,669,728,939.62
  5. Step 5: Solve for x
    x = 330,620,669,728,939.62/19,182,966.64
  6. Step 6: Final answer
    x = 17,235,116.76

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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.