Home / 22,143,415.40-33,215,123.10-14,915,817.80

Finding the Fourth Proportional to 22,143,415.40, 33,215,123.10 and 14,915,817.80

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Solution

The fourth proportional to 22,143,415.40, 33,215,123.10 and 14,915,817.80 is: 22,373,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,415.40 : 33,215,123.10 = 14,915,817.80 : x
  2. Step 2: Convert to fraction form
    22,143,415.40/33,215,123.10 = 14,915,817.80/x
  3. Step 3: Cross multiply
    22,143,415.40x = 33,215,123.10 × 14,915,817.80
  4. Step 4: Simplify right side
    22,143,415.40x = 495,430,724,364,171.25
  5. Step 5: Solve for x
    x = 495,430,724,364,171.25/22,143,415.40
  6. Step 6: Final answer
    x = 22,373,726.70

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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.