Home / 11,330,138.68-16,983,106.31-6,461,964.16

Finding the Fourth Proportional to 11,330,138.68, 16,983,106.31 and 6,461,964.16

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Solution

The fourth proportional to 11,330,138.68, 16,983,106.31 and 6,461,964.16 is: 9,686,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330,138.68 : 16,983,106.31 = 6,461,964.16 : x
  2. Step 2: Convert to fraction form
    11,330,138.68/16,983,106.31 = 6,461,964.16/x
  3. Step 3: Cross multiply
    11,330,138.68x = 16,983,106.31 × 6,461,964.16
  4. Step 4: Simplify right side
    11,330,138.68x = 109,744,224,300,689.84
  5. Step 5: Solve for x
    x = 109,744,224,300,689.84/11,330,138.68
  6. Step 6: Final answer
    x = 9,686,044.22

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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.