Home / 21,235,103.40-29,303,180.10-12,066,473.64

Finding the Fourth Proportional to 21,235,103.40, 29,303,180.10 and 12,066,473.64

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Solution

The fourth proportional to 21,235,103.40, 29,303,180.10 and 12,066,473.64 is: 16,651,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,235,103.40 : 29,303,180.10 = 12,066,473.64 : x
  2. Step 2: Convert to fraction form
    21,235,103.40/29,303,180.10 = 12,066,473.64/x
  3. Step 3: Cross multiply
    21,235,103.40x = 29,303,180.10 × 12,066,473.64
  4. Step 4: Simplify right side
    21,235,103.40x = 353,586,050,244,822.62
  5. Step 5: Solve for x
    x = 353,586,050,244,822.62/21,235,103.40
  6. Step 6: Final answer
    x = 16,651,016.18

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1.5x scale

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.