Home / 12,051,007.60-18,094,226.10-8,472,638.20

Finding the Fourth Proportional to 12,051,007.60, 18,094,226.10 and 8,472,638.20

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Solution

The fourth proportional to 12,051,007.60, 18,094,226.10 and 8,472,638.20 is: 12,721,411.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,007.60 : 18,094,226.10 = 8,472,638.20 : x
  2. Step 2: Convert to fraction form
    12,051,007.60/18,094,226.10 = 8,472,638.20/x
  3. Step 3: Cross multiply
    12,051,007.60x = 18,094,226.10 × 8,472,638.20
  4. Step 4: Simplify right side
    12,051,007.60x = 153,305,831,254,297.03
  5. Step 5: Solve for x
    x = 153,305,831,254,297.03/12,051,007.60
  6. Step 6: Final answer
    x = 12,721,411.88

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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.