Home / 13,030,963.40-19,546,445.10-8,496,000.20

Finding the Fourth Proportional to 13,030,963.40, 19,546,445.10 and 8,496,000.20

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Solution

The fourth proportional to 13,030,963.40, 19,546,445.10 and 8,496,000.20 is: 12,744,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030,963.40 : 19,546,445.10 = 8,496,000.20 : x
  2. Step 2: Convert to fraction form
    13,030,963.40/19,546,445.10 = 8,496,000.20/x
  3. Step 3: Cross multiply
    13,030,963.40x = 19,546,445.10 × 8,496,000.20
  4. Step 4: Simplify right side
    13,030,963.40x = 166,066,601,478,889.03
  5. Step 5: Solve for x
    x = 166,066,601,478,889.03/13,030,963.40
  6. Step 6: Final answer
    x = 12,744,000.30

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1.5x scale

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.