Home / 14,782,692.60-22,178,186.10-7,209,905.40

Finding the Fourth Proportional to 14,782,692.60, 22,178,186.10 and 7,209,905.40

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Solution

The fourth proportional to 14,782,692.60, 22,178,186.10 and 7,209,905.40 is: 10,816,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,782,692.60 : 22,178,186.10 = 7,209,905.40 : x
  2. Step 2: Convert to fraction form
    14,782,692.60/22,178,186.10 = 7,209,905.40/x
  3. Step 3: Cross multiply
    14,782,692.60x = 22,178,186.10 × 7,209,905.40
  4. Step 4: Simplify right side
    14,782,692.60x = 159,902,623,724,594.97
  5. Step 5: Solve for x
    x = 159,902,623,724,594.97/14,782,692.60
  6. Step 6: Final answer
    x = 10,816,880.80

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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.