Home / 7,223,154.14-9,967,950.32-3,959,898.86

Finding the Fourth Proportional to 7,223,154.14, 9,967,950.32 and 3,959,898.86

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Solution

The fourth proportional to 7,223,154.14, 9,967,950.32 and 3,959,898.86 is: 5,464,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,154.14 : 9,967,950.32 = 3,959,898.86 : x
  2. Step 2: Convert to fraction form
    7,223,154.14/9,967,950.32 = 3,959,898.86/x
  3. Step 3: Cross multiply
    7,223,154.14x = 9,967,950.32 × 3,959,898.86
  4. Step 4: Simplify right side
    7,223,154.14x = 39,472,075,039,065.39
  5. Step 5: Solve for x
    x = 39,472,075,039,065.39/7,223,154.14
  6. Step 6: Final answer
    x = 5,464,659.11

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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.