Home / 13,214,941.56-18,239,971.59-9,030,320.28

Finding the Fourth Proportional to 13,214,941.56, 18,239,971.59 and 9,030,320.28

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Solution

The fourth proportional to 13,214,941.56, 18,239,971.59 and 9,030,320.28 is: 12,464,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214,941.56 : 18,239,971.59 = 9,030,320.28 : x
  2. Step 2: Convert to fraction form
    13,214,941.56/18,239,971.59 = 9,030,320.28/x
  3. Step 3: Cross multiply
    13,214,941.56x = 18,239,971.59 × 9,030,320.28
  4. Step 4: Simplify right side
    13,214,941.56x = 164,712,785,355,800.84
  5. Step 5: Solve for x
    x = 164,712,785,355,800.84/13,214,941.56
  6. Step 6: Final answer
    x = 12,464,132.71

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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.