Home / 5,178,357.12-7,149,194.57-4,603,807.27

Finding the Fourth Proportional to 5,178,357.12, 7,149,194.57 and 4,603,807.27

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Solution

The fourth proportional to 5,178,357.12, 7,149,194.57 and 4,603,807.27 is: 6,355,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,357.12 : 7,149,194.57 = 4,603,807.27 : x
  2. Step 2: Convert to fraction form
    5,178,357.12/7,149,194.57 = 4,603,807.27/x
  3. Step 3: Cross multiply
    5,178,357.12x = 7,149,194.57 × 4,603,807.27
  4. Step 4: Simplify right side
    5,178,357.12x = 32,913,513,903,294.11
  5. Step 5: Solve for x
    x = 32,913,513,903,294.11/5,178,357.12
  6. Step 6: Final answer
    x = 6,355,976.07

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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.