Home / 27,220,828.60-40,831,242.90-12,074,760.10

Finding the Fourth Proportional to 27,220,828.60, 40,831,242.90 and 12,074,760.10

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Solution

The fourth proportional to 27,220,828.60, 40,831,242.90 and 12,074,760.10 is: 18,112,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,828.60 : 40,831,242.90 = 12,074,760.10 : x
  2. Step 2: Convert to fraction form
    27,220,828.60/40,831,242.90 = 12,074,760.10/x
  3. Step 3: Cross multiply
    27,220,828.60x = 40,831,242.90 × 12,074,760.10
  4. Step 4: Simplify right side
    27,220,828.60x = 493,027,462,602,328.25
  5. Step 5: Solve for x
    x = 493,027,462,602,328.25/27,220,828.60
  6. Step 6: Final answer
    x = 18,112,140.15

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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.