Home / 13,754,622.80-20,631,934.20-7,377,330.80

Finding the Fourth Proportional to 13,754,622.80, 20,631,934.20 and 7,377,330.80

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Solution

The fourth proportional to 13,754,622.80, 20,631,934.20 and 7,377,330.80 is: 11,065,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,754,622.80 : 20,631,934.20 = 7,377,330.80 : x
  2. Step 2: Convert to fraction form
    13,754,622.80/20,631,934.20 = 7,377,330.80/x
  3. Step 3: Cross multiply
    13,754,622.80x = 20,631,934.20 × 7,377,330.80
  4. Step 4: Simplify right side
    13,754,622.80x = 152,208,603,637,233.34
  5. Step 5: Solve for x
    x = 152,208,603,637,233.34/13,754,622.80
  6. Step 6: Final answer
    x = 11,065,996.20

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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.