Home / 14,112,033.20-21,168,049.80-10,130,721.20

Finding the Fourth Proportional to 14,112,033.20, 21,168,049.80 and 10,130,721.20

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Solution

The fourth proportional to 14,112,033.20, 21,168,049.80 and 10,130,721.20 is: 15,196,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112,033.20 : 21,168,049.80 = 10,130,721.20 : x
  2. Step 2: Convert to fraction form
    14,112,033.20/21,168,049.80 = 10,130,721.20/x
  3. Step 3: Cross multiply
    14,112,033.20x = 21,168,049.80 × 10,130,721.20
  4. Step 4: Simplify right side
    14,112,033.20x = 214,447,610,871,515.75
  5. Step 5: Solve for x
    x = 214,447,610,871,515.75/14,112,033.20
  6. Step 6: Final answer
    x = 15,196,081.80

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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.