Home / 27,220,829.60-40,831,244.40-12,074,761.10

Finding the Fourth Proportional to 27,220,829.60, 40,831,244.40 and 12,074,761.10

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Solution

The fourth proportional to 27,220,829.60, 40,831,244.40 and 12,074,761.10 is: 18,112,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,829.60 : 40,831,244.40 = 12,074,761.10 : x
  2. Step 2: Convert to fraction form
    27,220,829.60/40,831,244.40 = 12,074,761.10/x
  3. Step 3: Cross multiply
    27,220,829.60x = 40,831,244.40 × 12,074,761.10
  4. Step 4: Simplify right side
    27,220,829.60x = 493,027,521,545,712.81
  5. Step 5: Solve for x
    x = 493,027,521,545,712.81/27,220,829.60
  6. Step 6: Final answer
    x = 18,112,141.65

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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.