Home / 9,026,928.67-12,457,161.56-5,159,532.87

Finding the Fourth Proportional to 9,026,928.67, 12,457,161.56 and 5,159,532.87

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Solution

The fourth proportional to 9,026,928.67, 12,457,161.56 and 5,159,532.87 is: 7,120,155.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,026,928.67 : 12,457,161.56 = 5,159,532.87 : x
  2. Step 2: Convert to fraction form
    9,026,928.67/12,457,161.56 = 5,159,532.87/x
  3. Step 3: Cross multiply
    9,026,928.67x = 12,457,161.56 × 5,159,532.87
  4. Step 4: Simplify right side
    9,026,928.67x = 64,273,134,473,434.67
  5. Step 5: Solve for x
    x = 64,273,134,473,434.67/9,026,928.67
  6. Step 6: Final answer
    x = 7,120,155.35

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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.