Home / 5,178,293.10-7,149,106.02-4,603,742.82

Finding the Fourth Proportional to 5,178,293.10, 7,149,106.02 and 4,603,742.82

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Solution

The fourth proportional to 5,178,293.10, 7,149,106.02 and 4,603,742.82 is: 6,355,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,293.10 : 7,149,106.02 = 4,603,742.82 : x
  2. Step 2: Convert to fraction form
    5,178,293.10/7,149,106.02 = 4,603,742.82/x
  3. Step 3: Cross multiply
    5,178,293.10x = 7,149,106.02 × 4,603,742.82
  4. Step 4: Simplify right side
    5,178,293.10x = 32,912,645,508,993.78
  5. Step 5: Solve for x
    x = 32,912,645,508,993.78/5,178,293.10
  6. Step 6: Final answer
    x = 6,355,886.94

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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.