Home / 20,052,959.04-27,665,333.28-11,349,136.80

Finding the Fourth Proportional to 20,052,959.04, 27,665,333.28 and 11,349,136.80

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Solution

The fourth proportional to 20,052,959.04, 27,665,333.28 and 11,349,136.80 is: 15,657,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052,959.04 : 27,665,333.28 = 11,349,136.80 : x
  2. Step 2: Convert to fraction form
    20,052,959.04/27,665,333.28 = 11,349,136.80/x
  3. Step 3: Cross multiply
    20,052,959.04x = 27,665,333.28 × 11,349,136.80
  4. Step 4: Simplify right side
    20,052,959.04x = 313,977,652,012,312.75
  5. Step 5: Solve for x
    x = 313,977,652,012,312.75/20,052,959.04
  6. Step 6: Final answer
    x = 15,657,422.50

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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.