Home / 7,154,942.51-9,872,923.59-4,836,878.84

Finding the Fourth Proportional to 7,154,942.51, 9,872,923.59 and 4,836,878.84

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Solution

The fourth proportional to 7,154,942.51, 9,872,923.59 and 4,836,878.84 is: 6,674,286.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,942.51 : 9,872,923.59 = 4,836,878.84 : x
  2. Step 2: Convert to fraction form
    7,154,942.51/9,872,923.59 = 4,836,878.84/x
  3. Step 3: Cross multiply
    7,154,942.51x = 9,872,923.59 × 4,836,878.84
  4. Step 4: Simplify right side
    7,154,942.51x = 47,754,135,201,407.84
  5. Step 5: Solve for x
    x = 47,754,135,201,407.84/7,154,942.51
  6. Step 6: Final answer
    x = 6,674,286.36

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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.