Home / 18,349,237.40-27,523,856.10-12,302,619.80

Finding the Fourth Proportional to 18,349,237.40, 27,523,856.10 and 12,302,619.80

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Solution

The fourth proportional to 18,349,237.40, 27,523,856.10 and 12,302,619.80 is: 18,453,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349,237.40 : 27,523,856.10 = 12,302,619.80 : x
  2. Step 2: Convert to fraction form
    18,349,237.40/27,523,856.10 = 12,302,619.80/x
  3. Step 3: Cross multiply
    18,349,237.40x = 27,523,856.10 × 12,302,619.80
  4. Step 4: Simplify right side
    18,349,237.40x = 338,615,537,028,210.81
  5. Step 5: Solve for x
    x = 338,615,537,028,210.81/18,349,237.40
  6. Step 6: Final answer
    x = 18,453,929.70

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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.