Home / 5,153,154.31-7,114,113.82-3,973,176.01

Finding the Fourth Proportional to 5,153,154.31, 7,114,113.82 and 3,973,176.01

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Solution

The fourth proportional to 5,153,154.31, 7,114,113.82 and 3,973,176.01 is: 5,485,111.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,154.31 : 7,114,113.82 = 3,973,176.01 : x
  2. Step 2: Convert to fraction form
    5,153,154.31/7,114,113.82 = 3,973,176.01/x
  3. Step 3: Cross multiply
    5,153,154.31x = 7,114,113.82 × 3,973,176.01
  4. Step 4: Simplify right side
    5,153,154.31x = 28,265,626,362,033.46
  5. Step 5: Solve for x
    x = 28,265,626,362,033.46/5,153,154.31
  6. Step 6: Final answer
    x = 5,485,111.58

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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.