Home / 9,272,554.14-12,796,162.11-5,142,970.80

Finding the Fourth Proportional to 9,272,554.14, 12,796,162.11 and 5,142,970.80

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Solution

The fourth proportional to 9,272,554.14, 12,796,162.11 and 5,142,970.80 is: 7,097,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,554.14 : 12,796,162.11 = 5,142,970.80 : x
  2. Step 2: Convert to fraction form
    9,272,554.14/12,796,162.11 = 5,142,970.80/x
  3. Step 3: Cross multiply
    9,272,554.14x = 12,796,162.11 × 5,142,970.80
  4. Step 4: Simplify right side
    9,272,554.14x = 65,810,288,083,796.38
  5. Step 5: Solve for x
    x = 65,810,288,083,796.38/9,272,554.14
  6. Step 6: Final answer
    x = 7,097,320.45

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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.