Home / 19,414,011.60-29,139,679.80-9,840,200.40

Finding the Fourth Proportional to 19,414,011.60, 29,139,679.80 and 9,840,200.40

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Solution

The fourth proportional to 19,414,011.60, 29,139,679.80 and 9,840,200.40 is: 14,769,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414,011.60 : 29,139,679.80 = 9,840,200.40 : x
  2. Step 2: Convert to fraction form
    19,414,011.60/29,139,679.80 = 9,840,200.40/x
  3. Step 3: Cross multiply
    19,414,011.60x = 29,139,679.80 × 9,840,200.40
  4. Step 4: Simplify right side
    19,414,011.60x = 286,740,288,823,831.94
  5. Step 5: Solve for x
    x = 286,740,288,823,831.94/19,414,011.60
  6. Step 6: Final answer
    x = 14,769,759.84

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1.5x scale

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.