Home / 15,243,224.56-21,035,105.60-8,627,671.04

Finding the Fourth Proportional to 15,243,224.56, 21,035,105.60 and 8,627,671.04

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Solution

The fourth proportional to 15,243,224.56, 21,035,105.60 and 8,627,671.04 is: 11,905,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,243,224.56 : 21,035,105.60 = 8,627,671.04 : x
  2. Step 2: Convert to fraction form
    15,243,224.56/21,035,105.60 = 8,627,671.04/x
  3. Step 3: Cross multiply
    15,243,224.56x = 21,035,105.60 × 8,627,671.04
  4. Step 4: Simplify right side
    15,243,224.56x = 181,483,971,408,461.81
  5. Step 5: Solve for x
    x = 181,483,971,408,461.81/15,243,224.56
  6. Step 6: Final answer
    x = 11,905,877.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.