Home / 9,346,559.36-12,898,644-5,272,177.28

Finding the Fourth Proportional to 9,346,559.36, 12,898,644 and 5,272,177.28

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Solution

The fourth proportional to 9,346,559.36, 12,898,644 and 5,272,177.28 is: 7,275,825.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346,559.36 : 12,898,644 = 5,272,177.28 : x
  2. Step 2: Convert to fraction form
    9,346,559.36/12,898,644 = 5,272,177.28/x
  3. Step 3: Cross multiply
    9,346,559.36x = 12,898,644 × 5,272,177.28
  4. Step 4: Simplify right side
    9,346,559.36x = 68,003,937,839,608.32
  5. Step 5: Solve for x
    x = 68,003,937,839,608.32/9,346,559.36
  6. Step 6: Final answer
    x = 7,275,825.81

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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.