Home / 13,314,742.80-19,960,450.20-9,041,053.20

Finding the Fourth Proportional to 13,314,742.80, 19,960,450.20 and 9,041,053.20

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Solution

The fourth proportional to 13,314,742.80, 19,960,450.20 and 9,041,053.20 is: 13,553,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314,742.80 : 19,960,450.20 = 9,041,053.20 : x
  2. Step 2: Convert to fraction form
    13,314,742.80/19,960,450.20 = 9,041,053.20/x
  3. Step 3: Cross multiply
    13,314,742.80x = 19,960,450.20 × 9,041,053.20
  4. Step 4: Simplify right side
    13,314,742.80x = 180,463,492,154,150.62
  5. Step 5: Solve for x
    x = 180,463,492,154,150.62/13,314,742.80
  6. Step 6: Final answer
    x = 13,553,659.64

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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.