Home / 9,978,293.07-14,965,151.46-2,790,332.11

Finding the Fourth Proportional to 9,978,293.07, 14,965,151.46 and 2,790,332.11

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Solution

The fourth proportional to 9,978,293.07, 14,965,151.46 and 2,790,332.11 is: 4,184,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,978,293.07 : 14,965,151.46 = 2,790,332.11 : x
  2. Step 2: Convert to fraction form
    9,978,293.07/14,965,151.46 = 2,790,332.11/x
  3. Step 3: Cross multiply
    9,978,293.07x = 14,965,151.46 × 2,790,332.11
  4. Step 4: Simplify right side
    9,978,293.07x = 41,757,742,658,094.08
  5. Step 5: Solve for x
    x = 41,757,742,658,094.08/9,978,293.07
  6. Step 6: Final answer
    x = 4,184,858.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.