Home / 13,472,173.90-20,211,213.30-6,652,014.40

Finding the Fourth Proportional to 13,472,173.90, 20,211,213.30 and 6,652,014.40

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Solution

The fourth proportional to 13,472,173.90, 20,211,213.30 and 6,652,014.40 is: 9,979,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,173.90 : 20,211,213.30 = 6,652,014.40 : x
  2. Step 2: Convert to fraction form
    13,472,173.90/20,211,213.30 = 6,652,014.40/x
  3. Step 3: Cross multiply
    13,472,173.90x = 20,211,213.30 × 6,652,014.40
  4. Step 4: Simplify right side
    13,472,173.90x = 134,445,281,913,071.53
  5. Step 5: Solve for x
    x = 134,445,281,913,071.53/13,472,173.90
  6. Step 6: Final answer
    x = 9,979,479.40

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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.