Home / 14,669,148.60-21,986,008.20-7,476,980.40

Finding the Fourth Proportional to 14,669,148.60, 21,986,008.20 and 7,476,980.40

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Solution

The fourth proportional to 14,669,148.60, 21,986,008.20 and 7,476,980.40 is: 11,206,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669,148.60 : 21,986,008.20 = 7,476,980.40 : x
  2. Step 2: Convert to fraction form
    14,669,148.60/21,986,008.20 = 7,476,980.40/x
  3. Step 3: Cross multiply
    14,669,148.60x = 21,986,008.20 × 7,476,980.40
  4. Step 4: Simplify right side
    14,669,148.60x = 164,388,952,385,639.28
  5. Step 5: Solve for x
    x = 164,388,952,385,639.28/14,669,148.60
  6. Step 6: Final answer
    x = 11,206,441.28

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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.