Home / 9,043,767.33-12,480,138.41-5,176,157.01

Finding the Fourth Proportional to 9,043,767.33, 12,480,138.41 and 5,176,157.01

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Solution

The fourth proportional to 9,043,767.33, 12,480,138.41 and 5,176,157.01 is: 7,142,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043,767.33 : 12,480,138.41 = 5,176,157.01 : x
  2. Step 2: Convert to fraction form
    9,043,767.33/12,480,138.41 = 5,176,157.01/x
  3. Step 3: Cross multiply
    9,043,767.33x = 12,480,138.41 × 5,176,157.01
  4. Step 4: Simplify right side
    9,043,767.33x = 64,599,155,854,291.06
  5. Step 5: Solve for x
    x = 64,599,155,854,291.06/9,043,767.33
  6. Step 6: Final answer
    x = 7,142,947.57

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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.