Home / 13,472,443.20-20,208,664.80-6,652,283.70

Finding the Fourth Proportional to 13,472,443.20, 20,208,664.80 and 6,652,283.70

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Solution

The fourth proportional to 13,472,443.20, 20,208,664.80 and 6,652,283.70 is: 9,978,425.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,443.20 : 20,208,664.80 = 6,652,283.70 : x
  2. Step 2: Convert to fraction form
    13,472,443.20/20,208,664.80 = 6,652,283.70/x
  3. Step 3: Cross multiply
    13,472,443.20x = 20,208,664.80 × 6,652,283.70
  4. Step 4: Simplify right side
    13,472,443.20x = 134,433,771,447,803.77
  5. Step 5: Solve for x
    x = 134,433,771,447,803.77/13,472,443.20
  6. Step 6: Final answer
    x = 9,978,425.55

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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.