Home / 5,179,426.36-7,152,121.56-3,249,005.20

Finding the Fourth Proportional to 5,179,426.36, 7,152,121.56 and 3,249,005.20

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Solution

The fourth proportional to 5,179,426.36, 7,152,121.56 and 3,249,005.20 is: 4,486,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,426.36 : 7,152,121.56 = 3,249,005.20 : x
  2. Step 2: Convert to fraction form
    5,179,426.36/7,152,121.56 = 3,249,005.20/x
  3. Step 3: Cross multiply
    5,179,426.36x = 7,152,121.56 × 3,249,005.20
  4. Step 4: Simplify right side
    5,179,426.36x = 23,237,280,139,472.11
  5. Step 5: Solve for x
    x = 23,237,280,139,472.11/5,179,426.36
  6. Step 6: Final answer
    x = 4,486,458.25

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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.