Home / 9,030,555.16-12,462,174.56-5,163,157.31

Finding the Fourth Proportional to 9,030,555.16, 12,462,174.56 and 5,163,157.31

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Solution

The fourth proportional to 9,030,555.16, 12,462,174.56 and 5,163,157.31 is: 7,125,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030,555.16 : 12,462,174.56 = 5,163,157.31 : x
  2. Step 2: Convert to fraction form
    9,030,555.16/12,462,174.56 = 5,163,157.31/x
  3. Step 3: Cross multiply
    9,030,555.16x = 12,462,174.56 × 5,163,157.31
  4. Step 4: Simplify right side
    9,030,555.16x = 64,344,167,628,557.05
  5. Step 5: Solve for x
    x = 64,344,167,628,557.05/9,030,555.16
  6. Step 6: Final answer
    x = 7,125,161.91

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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.