Home / 13,224,311.60-19,836,467.40-13,140,330.80

Finding the Fourth Proportional to 13,224,311.60, 19,836,467.40 and 13,140,330.80

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Solution

The fourth proportional to 13,224,311.60, 19,836,467.40 and 13,140,330.80 is: 19,710,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224,311.60 : 19,836,467.40 = 13,140,330.80 : x
  2. Step 2: Convert to fraction form
    13,224,311.60/19,836,467.40 = 13,140,330.80/x
  3. Step 3: Cross multiply
    13,224,311.60x = 19,836,467.40 × 13,140,330.80
  4. Step 4: Simplify right side
    13,224,311.60x = 260,657,743,539,415.91
  5. Step 5: Solve for x
    x = 260,657,743,539,415.91/13,224,311.60
  6. Step 6: Final answer
    x = 19,710,496.20

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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.