Home / 7,525,881.84-10,386,001.85-4,218,236.69

Finding the Fourth Proportional to 7,525,881.84, 10,386,001.85 and 4,218,236.69

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Solution

The fourth proportional to 7,525,881.84, 10,386,001.85 and 4,218,236.69 is: 5,821,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525,881.84 : 10,386,001.85 = 4,218,236.69 : x
  2. Step 2: Convert to fraction form
    7,525,881.84/10,386,001.85 = 4,218,236.69/x
  3. Step 3: Cross multiply
    7,525,881.84x = 10,386,001.85 × 4,218,236.69
  4. Step 4: Simplify right side
    7,525,881.84x = 43,810,613,993,056.68
  5. Step 5: Solve for x
    x = 43,810,613,993,056.68/7,525,881.84
  6. Step 6: Final answer
    x = 5,821,326.31

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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.